The Evidence Behind Luminara™

Luminara™ brings together eight botanical ingredients selected for their complementary roles in women’s wellbeing.

Rather than relying on a single ingredient or pathway, the formula combines botanicals with research and traditional use spanning many of the areas that can influence how women feel through changing life stages, including perimenopause and menopause, hot flushes and night sweats, vaginal dryness and lubrication, female sexual wellbeing and libido, sleep, stress resilience, mood, emotional wellbeing, menstrual health, healthy hormonal balance, vitality and general wellbeing.

Across the formula, there is particularly strong overlap in several key areas:

Perimenopausal & menopausal wellbeing: supported by research involving Shatavari, Saffron, Passionflower and Jujube.
Hot flushes & night sweats: with positive human research for Shatavari and Saffron.
Vaginal dryness, lubrication & female sexual wellbeing: with research involving Shatavari, Saffron and Damiana, alongside Clavo Huasca’s longstanding traditional use as an Amazonian aphrodisiac.
Sleep: supported by human research involving Shatavari, Saffron, Passionflower, Brahmi and Jujube.
Stress resilience & emotional wellbeing: one of the broadest areas of overlap across the formula, with positive research involving Shatavari, Saffron, Passionflower, Brahmi, Baikal Skullcap and Jujube.
Mood: supported by research involving Shatavari, Saffron, Passionflower, Brahmi and Baikal Skullcap.
Menstrual & cycle-related wellbeing: with positive research for Shatavari and Saffron.
Healthy hormonal balance: supported by human research involving Shatavari.
Vitality & general wellbeing: supported across several ingredients, including Shatavari, Saffron, Passionflower, Brahmi and Damiana, together with the traditional use of Clavo Huasca as a tonic and energizer.
Nervous-system & cognitive wellbeing: supported by research involving Brahmi, Passionflower and Baikal Skullcap.
Inflammatory & cardiovascular wellbeing: with positive human research involving Shatavari and Jujube.

The Formula at a Glance

Luminara contains eight carefully selected botanicals:

Shatavari ★★★★★
Saffron ★★★★★
Passionflower ★★★★★
Brahmi ★★★★★
Jujube ★★★★★
Damiana ★★★★
Baikal Skullcap ★★★★
Clavo Huasca ★★★

The star ratings reflect the strength of evidence for each individual botanical, from multiple positive human clinical studies through to documented traditional use and preclinical research.

The sections below explore each ingredient individually, including its traditional use, relevant human clinical research, evidence rating and a plain-English summary of what the research means.

Together, they show why Luminara was designed as a multi-botanical formula: not around one isolated benefit, but around the interconnected areas that contribute to hormonal balance, female vitality, sexual wellbeing, emotional balance, resilience and overall wellbeing.

Shatavari

Asparagus racemosus

Shatavari is a traditional Ayurvedic botanical with a long history of use in women’s health. The root is especially associated with female reproductive wellbeing, vitality and support through hormonal transitions.¹ ² ³ ⁴

Traditional Use

In Ayurveda, Shatavari is traditionally classified as a Rasayana, a rejuvenative tonic, and has long been used to support female reproductive health, hormonal balance, vitality, overall wellbeing and adaptation to stress.² ⁴ ⁷

Human Clinical Studies

Perimenopausal & Menopausal Wellbeing

Multiple randomized, double-blind, placebo-controlled human trials have reported improvements in menopausal and perimenopausal symptoms with Shatavari root extract. Improvements have been recorded across physical, psychological and urogenital symptoms, together with measures of menopause-related quality of life.¹ ² ³ ⁴ ⁵ ⁶

Vasomotor Symptoms: Hot Flushes & Night Sweats

Clinical studies have reported significant improvements in hot flushes and night sweats in women taking Shatavari.¹ ² ³ ⁵ One randomized trial specifically found reductions in both hot flushes and night sweats,¹ while later trials also reported improvements in vasomotor symptoms and hot-flush scores.² ³ ⁵

Vaginal Dryness & Lubrication

In a randomized controlled trial in menopausal women, Shatavari significantly reduced vaginal dryness compared with placebo.¹ Vaginal and urogenital wellbeing have also formed part of the improvements reported across menopause symptom assessments in other clinical studies.² ⁵

Sleep

Shatavari has demonstrated positive effects on sleep during the menopausal transition. A clinical trial reported significant improvement in insomnia,¹ while another randomized trial found substantial improvement in sleep quality over eight weeks.⁵

Resilience to Stress & Emotional Wellbeing

Randomized human studies have reported reductions in perceived stress with Shatavari supplementation.² ⁴ ⁸ Clinical research has also recorded improvements in psychological menopausal symptoms, anxiety, nervousness, mood-related measures, fatigue and vigour.¹ ² ⁴ ⁵

Menstrual & Cycle-Related Wellbeing

A 120-day randomized controlled trial in perimenopausal women found significant improvements in menstrual symptoms, including both congestive and spasmodic dysmenorrhoea, alongside improvements in vasomotor symptoms and overall menopausal symptom scores.³

Healthy Hormonal Balance

Human clinical research has examined Shatavari’s effects on reproductive hormone markers during perimenopause. A randomized controlled trial reported significant changes in FSH, LH and AMH alongside improvements in menstrual health and vasomotor symptoms.³ Other clinical research has also reported changes in reproductive hormone measures during the perimenopausal transition.²

Skin & Hair

In a randomized controlled trial involving perimenopausal women, Shatavari supplementation produced significant improvements in measures of skin and hair quality after 120 days.³

Female Sexual Wellbeing & Libido

Shatavari has been studied directly for female sexual wellbeing. A randomized controlled trial found significant improvements in overall Female Sexual Function Index scores and sexual satisfaction, together with reduced sexual distress, in women taking Shatavari alone.⁷

In menopausal women, another randomized trial found a significant reduction in loss of libido alongside improvements in vaginal dryness and other menopausal symptoms.¹

Vitality & General Wellbeing

Clinical studies have reported improvements in measures including quality of life, fatigue and vigour.¹ ² Shatavari supplementation has also been associated with broader improvements across physical, psychological and urogenital domains of menopausal wellbeing.² ⁵ ⁶

Inflammation & Cardiovascular Function

In postmenopausal women, a randomized controlled trial found improved vascular function together with favourable changes in inflammatory and oxidative-stress markers. Shatavari supplementation reduced high-sensitivity C-reactive protein and malondialdehyde while increasing glutathione and nitric oxide.⁶

Clinical Research in Women with PCOS

A 12-week randomized, double-blind, placebo-controlled trial in women with PCOS found that Shatavari significantly improved ovarian follicular count and endometrial thickness and reduced perceived psychological stress.⁸

Evidence Rating

★★★★★ 5/5 Multiple Positive Human Clinical Studies

Shatavari has been investigated in multiple randomized, double-blind, placebo-controlled human trials, with positive findings across several areas directly relevant to women’s wellbeing, including peri- and menopausal symptoms, hot flushes and night sweats, stress, mood, menstrual health, vaginal dryness, sexual wellbeing, hormonal markers, skin and hair, vascular function and general quality of life.¹ ² ³ ⁴ ⁵ ⁶ ⁷ ⁸

In Plain English

Shatavari now has a strong and growing body of human clinical research behind its traditional use in women’s health.

Across multiple randomized clinical trials, Shatavari has shown positive results for some of the changes women commonly experience through perimenopause and menopause, including hot flushes, night sweats, sleep, stress, mood, vaginal dryness, libido and overall wellbeing. Research has also found benefits relating to menstrual health, female sexual wellbeing, hormonal markers, skin and hair, and vascular and inflammatory markers.¹ ² ³ ⁴ ⁵ ⁶ ⁷ ⁸

For an herb traditionally associated with female reproductive health and vitality, the modern human research is increasingly supporting many of those long-established uses.

References

Saffron

Crocus sativus

Saffron is derived from the stigma of Crocus sativus and has a long history of culinary and traditional medicinal use. Modern human research has increasingly focused on its potential to support mood, emotional wellbeing, sleep, stress resilience and female wellbeing across different life stages.¹

Traditional Use

Saffron has been used traditionally across several cultures as a medicinal botanical and has long been associated with emotional wellbeing, vitality, reproductive health and general wellbeing.¹

Human Clinical Studies

Perimenopausal & Menopausal Wellbeing

Saffron has been studied specifically in women during perimenopause and after menopause. A randomized, double-blind, placebo-controlled trial in perimenopausal women found significant improvements in psychological menopausal symptoms, including anxiety and depressive symptoms.⁵

In postmenopausal women, clinical studies have also reported improvements in hot-flush-related wellbeing, mood and happiness.⁶ ⁷

Vasomotor Symptoms: Hot Flushes & Night Sweats

A randomized, double-blind, placebo-controlled trial in postmenopausal women experiencing hot flushes found that saffron significantly improved hot-flash-related symptoms compared with placebo.⁶

Vaginal Dryness & Lubrication

Human clinical research into female sexual wellbeing has reported improvements in vaginal lubrication with saffron supplementation. In one randomized controlled trial, saffron significantly improved lubrication alongside desire and sexual satisfaction.¹¹

Another randomized, double-blind, placebo-controlled study also found significant improvement in lubrication together with sexual arousal.¹²

Sleep

Saffron has a growing body of positive human research relating to sleep. Randomized, double-blind, placebo-controlled studies have reported improvements in sleep quality, insomnia symptoms and sleep-related functioning.² ⁸ ⁹ ¹⁰

One clinical trial in adults with self-reported poor sleep found significantly greater improvements in insomnia severity and sleep quality with saffron compared with placebo.⁸ Another randomized trial reported improvements in sleep quality and morning mood,⁹ while more recent research has found reductions in insomnia symptoms in middle-aged adults.¹⁰

Resilience to Stress & Emotional Wellbeing

Saffron has been investigated in randomized human trials for mood, emotional wellbeing and responses to stress. Clinical studies have reported reductions in depressive symptoms, improvements in social wellbeing and improvements in psychological symptoms in both general adult populations and women around menopausal age.² ³ ⁴ ⁵

A randomized trial in healthy adults also found improvements in mood and social relationships and investigated saffron’s effects during exposure to a psychosocial stressor.⁴ More recent research has reported improvements in stress alongside reductions in insomnia symptoms.¹⁰

Mood

Positive effects on mood are among the most extensively studied areas of saffron research. A large randomized, double-blind, placebo-controlled trial involving 202 adults found significantly greater improvement in depressive symptoms with saffron compared with placebo.³

In a 2026 randomized trial involving women aged 50–70 experiencing low mood and poor sleep, saffron significantly improved depressive symptoms and self-esteem.²

Positive mood-related findings have also been reported in perimenopausal women,⁵ postmenopausal women⁶ ⁷ and healthy adults.⁴

Menstrual & Cycle-Related Wellbeing

Saffron has also been investigated for premenstrual wellbeing. A double-blind, randomized, placebo-controlled trial found significant improvements in premenstrual symptoms across repeated menstrual cycles, together with improvements in mood-related scores.¹³

Female Sexual Wellbeing & Libido

Randomized human trials provide positive evidence for saffron in female sexual wellbeing. In women experiencing sexual dysfunction, saffron produced significant improvement in overall female sexual function, with benefits reported for sexual desire, lubrication and satisfaction.¹¹

A separate randomized controlled trial in women experiencing medication-associated sexual difficulties reported significant improvements in overall sexual function, sexual arousal and lubrication.¹²

General Wellbeing

Human clinical research has demonstrated positive changes in several broader measures relevant to wellbeing, including emotional health, social relationships, happiness and self-esteem.² ⁴ ⁷ These findings complement the larger body of research supporting saffron’s effects on mood, stress and sleep.

Evidence Rating

★★★★★ 5/5 Multiple Positive Human Clinical Studies

Saffron has been investigated in numerous randomized, double-blind, placebo-controlled human trials, with positive findings across several areas directly relevant to women’s wellbeing, including peri- and menopausal wellbeing, hot flushes, sleep, stress, mood, emotional wellbeing, menstrual symptoms, vaginal lubrication and female sexual wellbeing.² ³ ⁴ ⁵ ⁶ ⁷ ⁸ ⁹ ¹⁰ ¹¹ ¹² ¹³

In Plain English

Saffron has an impressive and growing body of human clinical research behind its traditional use as a wellbeing botanical.

Across multiple randomized clinical trials, saffron has shown positive results for mood, emotional wellbeing, stress and sleep. Research specifically involving women has also found benefits during perimenopause and menopause, including psychological wellbeing and hot flushes, as well as improvements in premenstrual symptoms, libido, sexual function and vaginal lubrication.² ³ ⁴ ⁵ ⁶ ⁷ ⁸ ⁹ ¹⁰ ¹¹ ¹² ¹³

For a botanical with such a long history of traditional use, modern clinical research is increasingly supporting saffron as an ingredient with broad relevance to women’s emotional, sexual and menopausal wellbeing.

References

Passionflower

Passiflora incarnata

Passionflower is a traditional medicinal botanical with a long history of use for calming the nervous system, easing mental tension and supporting restful sleep. Modern human research has increasingly focused on its potential to support stress resilience, emotional wellbeing, sleep and quality of life.¹

Traditional Use

Passionflower has a long-established history of traditional use for calming nervous restlessness, relieving mild symptoms of mental stress and supporting sleep. The European Medicines Agency recognises Passiflora incarnata as a traditional herbal medicinal product for the relief of mild mental stress and to aid sleep.¹

Human Clinical Studies

Perimenopausal & Menopausal Wellbeing

Passionflower has been studied in menopausal women, with clinical research reporting significant improvements in overall menopausal symptom scores. In one clinical study, improvements were recorded by the third week and continued through six weeks, with benefits across symptoms associated with the menopausal transition.⁸

Vasomotor Symptoms: Hot Flushes

Clinical research in menopausal women has reported improvements in vasomotor symptoms with Passionflower. The same study also recorded improvements across other commonly experienced menopausal symptoms, including sleep and emotional symptoms.⁸

Sleep

Passionflower has demonstrated positive effects on sleep in several human clinical studies. A double-blind, placebo-controlled study found that Passionflower tea significantly improved subjective sleep quality in healthy adults.³

A later randomized, double-blind, placebo-controlled study using polysomnography found positive effects on objective sleep parameters, including increased total sleep time, in adults experiencing insomnia.⁴

More recent randomized clinical research found that Passionflower significantly increased total sleep time compared with placebo in adults experiencing stress and sleep problems.⁵

Resilience to Stress

Passionflower has positive human research directly examining stress and resilience. In a randomized, double-blind, placebo-controlled trial, Passionflower significantly reduced perceived stress compared with placebo while also improving sleep and general psychological health.⁵

Another human study specifically examining stress resistance found significant improvements in resilience after 12 weeks of Passionflower supplementation, together with improvements in quality of life and symptoms associated with nervous restlessness.⁷

Emotional Wellbeing

Human clinical research has reported positive effects of Passionflower on anxiety-related and emotional wellbeing. In a double-blind randomized trial, Passionflower extract produced significant improvements in anxiety symptoms.²

A separate randomized, double-blind, placebo-controlled study found improvements in several measures of emotional and social functioning, including social functioning, role-emotional wellbeing and overall mental wellbeing.⁶

Vitality & General Wellbeing

Passionflower has also demonstrated positive effects on broader quality-of-life measures. In a 12-week randomized, placebo-controlled trial, Passionflower significantly improved vitality and mental wellbeing compared with placebo.⁶

A separate clinical study in adults experiencing nervous restlessness found substantial improvements in quality of life together with increased resilience and improvements in symptoms including exhaustion, restlessness, sleep disturbance and difficulty concentrating.⁷

More recent placebo-controlled research has also reported significant improvements in general psychological health alongside reductions in stress and improvements in sleep.⁵

Evidence Rating

★★★★★ 5/5 Multiple Positive Human Clinical Studies

Passionflower has been investigated in multiple human clinical studies, including randomized, double-blind, placebo-controlled trials, with positive findings across several areas directly relevant to wellbeing, including sleep, stress, resilience, emotional wellbeing, anxiety-related symptoms, vitality, quality of life and menopausal wellbeing.² ³ ⁴ ⁵ ⁶ ⁷ ⁸

In Plain English

Passionflower has a long history as a calming botanical, and modern human research is increasingly supporting those traditional uses.

Across multiple clinical studies, Passionflower has shown positive results for sleep, stress, emotional wellbeing and resilience. Research has found improvements in sleep quality and total sleep time, reductions in perceived stress, improved psychological wellbeing and increased resilience and quality of life.² ³ ⁴ ⁵ ⁶ ⁷

Research in menopausal women has also reported improvements in overall menopausal symptoms, including vasomotor, sleep and emotional symptoms.⁸

For a botanical traditionally associated with calm and restful sleep, the modern human evidence provides growing support for Passionflower as an ingredient for stress resilience, emotional balance, sleep and overall wellbeing.

References

Brahmi

Bacopa monnieri

Brahmi is a traditional Ayurvedic botanical with a long history of use as a medhya rasayana, a class of restorative herbs associated with memory, learning, mental clarity and healthy ageing. Modern human research has increasingly focused on its potential to support memory, cognitive wellbeing, stress resilience, emotional wellbeing and mental energy.¹

Traditional Use

In Ayurveda, Brahmi has traditionally been used to support memory and learning, concentration, mental clarity, calm mental energy, emotional balance, healthy sleep, resilience during periods of mental strain and healthy ageing.¹

Human Clinical Studies

Nervous System & Cognitive Wellbeing

Brahmi has been extensively investigated in human clinical research for memory, learning and cognitive function. Multiple randomized, double-blind, placebo-controlled studies have reported positive findings across measures including delayed recall, learning, memory consolidation, retention, resistance to forgetting, cognitive processing and working memory.² ³ ⁴ ⁵ ⁸

A landmark 12-week trial in healthy adults found significant improvements in visual-information processing, learning rate, memory consolidation and delayed recall following Brahmi supplementation.²

Another placebo-controlled study found that Brahmi significantly reduced the rate at which newly learned information was forgotten, supporting its role in memory retention.³

Memory, Learning & Mental Clarity

Memory is one of the strongest areas of human research for Brahmi. In older adults, randomized clinical research has reported improvements in delayed word recall and selected measures of cognitive processing.⁴

A separate 12-week study in healthy older adults found improvements in attention, cognitive processing and working memory.⁵

More recent randomized, double-blind, placebo-controlled research has also reported improvements across several measures of memory, learning, working memory and cognitive performance following 12 weeks of supplementation.⁸

Resilience to Stress

Brahmi has positive human clinical research relating to the way the body and mind respond to stress.

A double-blind, placebo-controlled study found that Brahmi influenced stress reactivity, mood and cortisol responses during cognitively demanding tasks.⁶

In a 2025 randomized, double-blind, placebo-controlled trial, Brahmi significantly reduced stress reactivity, task-related stress and mental fatigue.⁹

More recent 12-week randomized clinical research has reported significant improvements in perceived stress alongside favourable changes in cortisol.¹⁰

Mental Fatigue & Vitality

Human clinical research suggests Brahmi may be particularly relevant during periods of sustained mental demand. A randomized controlled trial found significantly lower task-related fatigue and stress during challenging cognitive testing following Brahmi supplementation.⁹

This complements Brahmi’s traditional use as a restorative botanical for supporting calm mental energy and resilience during periods of mental strain.¹

Emotional Wellbeing & Mood

Positive effects on anxiety and emotional wellbeing have been reported across several human clinical studies.

A placebo-controlled trial in healthy adults found improvement in state-anxiety scores alongside improvements in cognitive performance.² In older adults, another randomized trial reported improvements in selected anxiety and depression measures.⁴

A 2024 randomized clinical study reported improvements in anxiety alongside positive cognitive outcomes,⁸ while a 2026 randomized, double-blind, placebo-controlled trial found significant improvements in anxiety scores and mood disturbance.¹⁰

Sleep

Recent human clinical research has also produced positive findings for sleep.

A 2024 randomized, double-blind, placebo-controlled study reported improvements in sleep-related measures following 12 weeks of Brahmi supplementation.⁸

A later randomized controlled trial in adults experiencing stress found improvements in subjective sleep quality together with increases in actual sleep time and sleep efficiency measured using actigraphy.¹⁰

General Wellbeing

Brahmi has also been investigated for broader measures of psychological and general wellbeing. In a randomized, double-blind, placebo-controlled study, supplementation was associated with improvements in emotional wellbeing and general health.⁷

Together with the positive findings for stress, fatigue, mood, memory and sleep, these results support Brahmi’s traditional role as a restorative botanical for mental and nervous-system wellbeing.¹ ⁷ ⁸ ⁹ ¹⁰

Evidence Rating

★★★★★ 5/5 Multiple Positive Human Clinical Studies

Brahmi has been investigated in numerous randomized, double-blind, placebo-controlled human trials, with positive findings across several areas relevant to Luminara, including memory, learning, mental clarity, cognitive processing, stress resilience, mental fatigue, emotional wellbeing, mood and sleep.² ³ ⁴ ⁵ ⁶ ⁷ ⁸ ⁹ ¹⁰

In Plain English

Brahmi has a substantial body of human clinical research behind its centuries-old use as an Ayurvedic botanical for the mind and nervous system.

Across multiple randomized clinical trials, Brahmi has shown positive results for memory, learning and retention, with research also reporting benefits for mental processing and working memory.² ³ ⁴ ⁵ ⁸

Human studies have also found positive effects on stress reactivity, mental fatigue, anxiety, mood and emotional wellbeing, while more recent clinical research has reported improvements in sleep quality, sleep time and sleep efficiency.⁶ ⁷ ⁸ ⁹ ¹⁰

For a botanical traditionally associated with memory, mental clarity and calm mental energy, modern human research provides substantial support for Brahmi as an ingredient for cognitive, emotional and stress-related wellbeing.

References

Jujube

Ziziphus jujuba

Jujube, also known as Chinese date or red date, is a traditional East Asian food and medicinal botanical with a history of use spanning thousands of years. Both the fruit and seed have been valued traditionally, particularly for nourishment, calming the mind, supporting restful sleep and promoting general wellbeing.¹

Traditional Use

Jujube has been used in traditional Chinese medicine for more than 3,000 years. Traditional uses have included calming the mind, easing mental tension, supporting healthy sleep, nourishment and restorative wellbeing.¹

Human Clinical Studies

Menopausal Wellbeing

Jujube has been studied specifically in postmenopausal women. In a double-blind randomized clinical trial involving 106 postmenopausal women, jujube seed supplementation produced a significantly greater improvement in sleep quality than placebo after three weeks.²

Sleep

Jujube has a particularly strong traditional association with restful sleep, and positive human research supports this use.

In a double-blind randomized clinical trial, postmenopausal women receiving jujube seed capsules experienced a significant improvement in overall sleep quality compared with placebo.²

The findings complement jujube’s longstanding traditional use for calming the mind and supporting sleep.¹ ²

Resilience to Stress

A randomized controlled trial in adults with metabolic syndrome found that eight weeks of dried jujube significantly improved stress scores compared with placebo.³

This human research provides modern support for jujube’s traditional association with calming the mind and easing mental tension.¹ ³

Cardiovascular Wellbeing

Several randomized human trials have reported favourable changes in cardiovascular and metabolic markers following jujube consumption.

A 12-week randomized controlled trial found significant reductions in triglycerides, total cholesterol and LDL cholesterol with jujube compared with the control group.⁴

Another randomized trial reported favourable changes in cardiovascular risk markers, including reduced ApoB100 and increased ApoA-I.⁵

In adults with metabolic syndrome, jujube significantly reduced triglycerides and increased HDL cholesterol compared with placebo,³ while a 2025 randomized controlled trial found significant reductions in both systolic and diastolic blood pressure.⁶

Inflammation

Human clinical research has also reported positive effects on inflammatory markers.

In a randomized controlled trial, dried jujube fruit significantly reduced high-sensitivity C-reactive protein, a widely used marker of systemic inflammation, compared with the control group.⁵

Clinical Research in Women with PCOS

Jujube has recently been investigated in women with PCOS.

A 2026 double-blind randomized controlled trial involving 196 women found that Ziziphus jujuba extract produced significant improvements in fasting blood glucose, lipid profiles and insulin resistance after 12 weeks.⁷

These findings provide emerging human evidence for jujube’s potential relevance to metabolic wellbeing in women with PCOS.⁷

Skin

Jujube has also been included in human clinical research relating to skin appearance.

In a randomized, double-blind controlled study, a herbal syrup containing Ziziphus jujuba significantly reduced facial pigmentation measures, including pigment count and pigmented area, after eight weeks compared with placebo.⁸

General Wellbeing

The human research on jujube now extends across several areas relevant to overall wellbeing, including sleep, stress resilience, cardiovascular and metabolic health, inflammatory balance and women’s metabolic wellbeing.² ³ ⁴ ⁵ ⁶ ⁷

These modern findings complement jujube’s longstanding traditional reputation as a nourishing and restorative botanical.¹

Evidence Rating

★★★★★ 5/5 Multiple Positive Human Clinical Studies

Jujube has been investigated in multiple randomized human clinical trials, with positive findings across several areas relevant to wellbeing, including sleep in postmenopausal women, stress resilience, cardiovascular and metabolic markers, inflammatory balance and metabolic wellbeing in women with PCOS.² ³ ⁴ ⁵ ⁶ ⁷

In Plain English

Jujube has been valued for thousands of years as both a nourishing food and traditional medicinal botanical, particularly for calming the mind and supporting restful sleep.¹

Modern human research is now supporting a much broader picture. Clinical trials have found positive results for sleep in postmenopausal women, stress resilience, cholesterol and other cardiovascular markers, blood pressure and inflammation.² ³ ⁴ ⁵ ⁶

More recent research has also found positive metabolic effects in women with PCOS, including improvements in insulin resistance, fasting blood glucose and lipid profiles.⁷

For a botanical with such a long history of traditional use, modern human research provides growing support for Jujube as an ingredient for sleep, stress resilience, cardiovascular and metabolic wellbeing, inflammatory balance and general wellbeing.

References

Damiana

Turnera diffusa

Damiana is an aromatic botanical native to Mexico, Central America and parts of the Americas, with a long history of traditional use as an aphrodisiac and restorative tonic. Modern human research has focused particularly on its potential to support female sexual desire, sexual function and wellbeing.¹

Traditional Use

Damiana has a long history of traditional use for female and male sexual wellbeing. It has traditionally been used as an aphrodisiac, to enhance sexual desire and vitality, and as a restorative tonic for physical and nervous exhaustion. Traditional accounts also describe its use in women for menstrual and reproductive wellbeing.¹

Human Clinical Studies

Perimenopausal & Menopausal Wellbeing

Damiana has been included in human clinical research involving women across different menopausal stages. In a randomized, double-blind, placebo-controlled trial of a nutritional formula containing Damiana, premenopausal, perimenopausal and postmenopausal women reported improvements in different aspects of sexual wellbeing.⁴ Perimenopausal women experienced significant improvements in frequency of intercourse, satisfaction with their sexual relationship and vaginal dryness, while postmenopausal women reported significant improvement in sexual desire.⁴

A separate randomized, placebo-controlled study of a herbal formula containing Damiana in 120 women with menopausal symptoms found significantly greater improvement in overall menopausal symptom scores compared with placebo.⁵

Vaginal Dryness & Lubrication

A randomized, double-blind, placebo-controlled trial involving women of differing menopausal status found that a Damiana-containing nutritional formula significantly improved vaginal dryness in perimenopausal women.⁴

Another human study in postmenopausal women using a multi-ingredient formula containing Damiana reported significant improvements across Female Sexual Function Index domains, including lubrication, arousal, desire, orgasm and sexual satisfaction.⁶

Female Sexual Wellbeing & Libido

Damiana has been studied directly in women experiencing reduced or lost sexual desire. In a multicentre human study, eight weeks of Damiana extract produced significant improvements in overall Female Sexual Function Index scores and across its individual sexual-function domains. Sexual distress also decreased significantly.²

Positive findings have also been reported in randomized trials of nutritional formulas containing Damiana. In one double-blind, placebo-controlled trial, 73.5% of women taking the Damiana-containing formula reported improvement in satisfaction with their overall sex life compared with 37.2% receiving placebo.³

A later trial examining women across different menopausal stages found significant improvements in sexual desire and satisfaction in premenopausal women, improvements in sexual relationship satisfaction and intercourse frequency in perimenopausal women, and increased sexual desire in postmenopausal women.⁴

Healthy Hormonal Balance

In a clinical study involving postmenopausal women with low sexual desire, a multi-ingredient formulation containing Damiana significantly improved sexual function while also producing favourable changes in hormone-related measures, including increased testosterone and reduced sex hormone-binding globulin.⁶

General Wellbeing

Human research into Damiana itself has reported improvements in female sexual function together with reduced sexual distress and a positive trend in quality of life.²

In menopausal women, a randomized placebo-controlled study of a herbal formula containing Damiana also found significantly greater improvement in overall menopausal wellbeing compared with placebo.⁵

Evidence Rating

★★★★ 4/5 Positive Human Clinical Evidence

Damiana has positive direct human clinical evidence supporting female sexual wellbeing and libido, including significant improvements in female sexual function and reductions in sexual distress.² Additional randomized human trials of formulations containing Damiana have reported positive findings relating to sexual desire, vaginal dryness, lubrication, satisfaction and menopausal wellbeing.³ ⁴ ⁵ ⁶

In Plain English

Damiana’s reputation as a traditional aphrodisiac is now supported by positive human research.

A clinical study of Damiana itself found significant improvements in female sexual function together with reduced sexual distress.² Human trials of formulas containing Damiana have also reported improvements in sexual desire, satisfaction, lubrication, vaginal dryness and other aspects of female sexual wellbeing across premenopausal, perimenopausal and postmenopausal women.³ ⁴ ⁶

Research involving menopausal women has additionally found positive results for broader menopausal wellbeing when Damiana was included as part of a multi-herb formulation.⁵

For a botanical traditionally associated with desire, vitality and female sexual wellbeing, the emerging human evidence provides encouraging modern support for its long-established use.

References

Baikal Skullcap

Scutellaria baicalensis

Baikal Skullcap, also known as Chinese Skullcap or Huang Qin, is a traditional East Asian medicinal botanical with a long history of use in Chinese medicine. Its root contains naturally occurring flavonoids including baicalin, baicalein and wogonin, which have been the focus of extensive modern scientific research.¹

Traditional Use

Baikal Skullcap has a long history of traditional use in Chinese medicine, where the root has been valued as a restorative botanical and used in traditional approaches to inflammatory balance, nervous-system wellbeing and general health.¹

Human Clinical Studies

Mood & Emotional Wellbeing

Baikal Skullcap has now been investigated directly in randomized human clinical research for mood.

In a 2025 randomized, double-blind, placebo-controlled trial involving 180 adults, participants received Baikal Skullcap extract alone, saffron extract alone, a combination of the two extracts or placebo for six weeks. Baikal Skullcap extract demonstrated a positive effect on mood regulation.²

The combination of Baikal Skullcap and saffron produced further improvements in depressive and anxious symptoms and emotional wellbeing compared with placebo.²

Resilience to Stress

Baikal Skullcap has also been studied as part of a formulation designed to support people experiencing stress.

In a randomized, double-blind, placebo-controlled crossover trial, a formulation containing Baikal Skullcap, hawthorn, magnesium and chromium enhanced mood, reduced subjective anxiety and improved cognitive performance under stressful conditions.³

These findings provide additional human evidence supporting Baikal Skullcap’s relevance to emotional balance and resilience during periods of stress.³

Nervous System & Cognitive Wellbeing

Human research has also investigated Baikal Skullcap-containing formulations for cognitive performance.

In a clinical study using a botanical combination of Baikal Skullcap and Acacia catechu, supplementation produced improvements in the speed and accuracy of processing complex information and reduced performance variability during cognitive testing.⁴

Together with the more recent findings relating to mood and stress, this research supports growing interest in Baikal Skullcap for nervous-system and cognitive wellbeing.² ³ ⁴

General Wellbeing

The emerging human research on Baikal Skullcap extends across several areas relevant to overall mental wellbeing, including mood regulation, emotional wellbeing, subjective anxiety, responses to stress and cognitive performance.² ³ ⁴

This modern clinical research complements its long history of use as a traditional medicinal botanical.¹

Evidence Rating

★★★★ 4/5 Positive Human Clinical Evidence

Baikal Skullcap has positive human clinical evidence, including a randomized, double-blind, placebo-controlled trial demonstrating a positive effect of Baikal Skullcap extract itself on mood regulation.² Additional randomized human research using formulations containing Baikal Skullcap has reported positive findings for mood, anxiety during stress and cognitive performance.³ ⁴

In Plain English

Baikal Skullcap has been used in traditional Chinese medicine for centuries, and modern human research is now beginning to investigate some of its potential benefits.

Most importantly, a 2025 randomized clinical trial tested Baikal Skullcap extract on its own and found a positive effect on mood regulation.² Research using Baikal Skullcap alongside other ingredients has also reported improvements in emotional wellbeing, subjective anxiety, stress-related cognitive performance and information processing.² ³ ⁴

For a botanical traditionally associated with nervous-system and general wellbeing, the emerging human evidence provides encouraging modern support for Baikal Skullcap as an ingredient for mood, emotional balance and resilience to stress.

References

Clavo Huasca

Tynanthus panurensis

Clavo Huasca is a woody vine native to the Amazon rainforest with a long history of traditional use among Amazonian communities. Its bark has traditionally been valued as an aphrodisiac, tonic and energizer, giving it particular relevance to sexual wellbeing, libido, vitality and general wellbeing.¹ ² ³

Traditional Use

Clavo Huasca has a well-established history in traditional Amazonian medicine. The bark has traditionally been used as a tonic and energizer and is particularly associated with aphrodisiac use and sexual vitality.¹ ² ³

Its traditional reputation as a sexual tonic has extended to both women and men, while Amazonian preparations have also used Clavo Huasca to support physical vitality and restorative wellbeing.² ³

Female Sexual Wellbeing & Libido

Clavo Huasca is traditionally regarded as an Amazonian aphrodisiac and has a longstanding ethnobotanical association with sexual desire and sexual vitality.² ³

Its reputation in traditional medicine is one of the principal reasons the plant continues to attract modern scientific interest as a botanical associated with sexual wellbeing.²

Vitality & General Wellbeing

Published research describing the traditional uses of Tynanthus panurensis identifies Clavo Huasca as both a tonic and energizer.¹

Ethnobotanical research from the Peruvian Amazon also documents its inclusion in traditional restorative preparations associated with energy and physical vitality.²

Inflammation

Modern preclinical research has identified anti-inflammatory activity in Clavo Huasca bark extract.

Laboratory research found that Tynanthus panurensis bark extract reduced several markers associated with inflammatory activity, including tumour necrosis factor-alpha production. Anti-inflammatory activity was also demonstrated in an animal model.¹

The extract also demonstrated antioxidant activity, including free-radical scavenging and reduced lipid peroxidation.¹

Evidence Rating

★★★ 3/5 Positive Traditional Use

Clavo Huasca has a longstanding and documented history of traditional Amazonian use as an aphrodisiac, sexual tonic and energizer.¹ ² ³ Modern preclinical research has additionally demonstrated antioxidant and anti-inflammatory biological activity in Tynanthus panurensis bark extract.¹

In Plain English

Clavo Huasca is one of Luminara’s more traditionally grounded botanicals.

For generations, Amazonian communities have valued the vine as an aphrodisiac, sexual tonic and energizer, uses that make it particularly relevant to libido, sexual wellbeing and vitality.¹ ² ³

Modern research is still at an earlier stage than it is for ingredients such as Shatavari or Saffron, but laboratory and animal research has also identified antioxidant and anti-inflammatory activity in Clavo Huasca bark extract.¹

For a botanical with a strong traditional reputation for desire and vitality, Clavo Huasca brings a distinctly Amazonian history of sexual and restorative wellbeing to Luminara.