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Source transparency
Science, claims and boundaries.
We believe in transparency, evidence and clear limits. Each panel connects a Zinx formula to a research paper linked from, or directly relevant to, our product catalog.
Research highlights
Read the evidence behind each formula.
These summaries are educational, not medical advice. A study of an ingredient does not prove that a finished product will reproduce the same result, especially when dose, population or formulation differs.
Sexual & Reproductive Wellness
Libido Support Strips
Vitality, stamina and everyday sexual wellness support.
Paper title
Zinc is an Essential Element for Male Fertility: A Review of Zn Roles in Men’s Health, Germination, Sperm Quality, and Fertilization
Authors
Fallah A, Mohammad-Hasani A, Hosseinzadeh Colagar A.
Abstract
This review examines zinc across male reproductive physiology, including spermatogenesis, sperm quality, capacitation and fertilization. It also emphasizes that zinc status, dose and clinical context determine whether supplementation is appropriate.
Vitamin D3 and K2 for bone and calcium metabolism support.
Paper title
Vitamin D and Calcium for the Prevention of Fracture: A Systematic Review and Meta-analysis
Authors
Yao P, Bennett D, Mafham M, et al.
Abstract
This systematic review found no significant fracture reduction from vitamin D alone. Daily calcium plus vitamin D was associated with a lower hip-fracture risk in pooled analyses, with outcomes dependent on population and regimen.
Functional mushrooms for focus, stamina and daily wellness.
Paper title
Neurohealth Properties of Hericium erinaceus Mycelia Enriched with Erinacines
Authors
Li I-C, Lee L-Y, Tzeng T-T, et al.
Abstract
This review summarizes preclinical mechanisms and limited human evidence concerning lion’s mane compounds, nerve-growth-factor pathways and neuroprotective activity. It also identifies gaps between laboratory findings and clinical conclusions.
Oral Low-Molecular-Weight Collagen Peptide Improves Skin Hydration, Elasticity, and Wrinkling
Authors
Kim DU, Chung HC, Choi J, Sakai Y, Lee BY.
Abstract
A randomized, double-blind, placebo-controlled study in women aged 40–60 reported improvements in measured skin hydration, elasticity and wrinkling after daily collagen peptide supplementation. The studied dose exceeded the amount in this strip.
Probiotic and prebiotic support for daily digestive balance.
Paper title
Fiber and Prebiotics: Mechanisms and Health Benefits
Authors
Slavin J.
Abstract
This review explains how dietary fibers and prebiotics influence fermentation, stool characteristics and the gut microbiota. It discusses polydextrose among functional fibers while distinguishing broad dietary evidence from product-specific outcomes.
Mindful eating and daily metabolic wellness support.
Paper title
Satiety Effect of a Saffron Extract in Mildly Overweight Women
Authors
Gout B, Bourges C, Paineau-Dubreuil S.
Abstract
In a double-blind, placebo-controlled trial of mildly overweight women, a standardized saffron extract was associated with reduced snacking and greater satiety. The study dose was substantially higher than the saffron amount in this strip.
Daily iron and folate in a convenient raspberry strip.
Paper title
Iron Supplementation for Unexplained Fatigue in Non-Anaemic Women: Double-Blind Randomised Placebo-Controlled Trial
Authors
Verdon F, Burnand B, Fallab Stubi C-L, et al.
Abstract
This randomized trial studied women with fatigue but without clinical anaemia. Fatigue improved more with iron than placebo, with benefit concentrated among participants whose ferritin was at or below 50 micrograms per litre.
Anti-Stress, Behavioural and Magnetoencephalography Effects of an L-Theanine-Based Nutrient Drink
Authors
White DJ, de Klerk S, Woods W, Gondalia S, Noonan C, Scholey AB.
Abstract
A randomized, double-blind crossover study assessed an L-theanine-based drink during a laboratory stress challenge. Results included changes in subjective stress, salivary cortisol and alpha-band brain activity, with important limits on generalization.
Putative Antidepressant Effect of Chamomile Oral Extract in Subjects with Comorbid Generalized Anxiety Disorder and Depression
Authors
Amsterdam JD, Li QS, Xie SX, Mao JJ.
Abstract
This exploratory analysis evaluated chamomile extract among adults with generalized anxiety disorder, including participants with comorbid depression. It reported a possible mood signal while calling for larger confirmatory trials.
Probiotic and enzyme support in one mixed-berry strip.
Paper title
Efficacy and Safety of Bacillus coagulans LBSC in Irritable Bowel Syndrome
Authors
Gupta AK, Maity C.
Abstract
In a randomized, double-blind, placebo-controlled study of adults with irritable bowel syndrome, Bacillus coagulans LBSC was associated with improvements in several gastrointestinal symptoms and quality-of-life measures over 80 days.
Traditional botanical support before or after a night out.
Paper title
Clinical Use of Curcumin in Depression: A Meta-Analysis
Authors
Ng QX, Koh SSH, Chan HW, Ho CYX.
Abstract
This meta-analysis reviewed clinical trials of curcumin for depressive symptoms. It found a possible benefit and generally acceptable tolerability, while stressing the need for larger and longer randomized studies.
The review found reported benefit primarily in people with an underlying pathology or documented deficiency. It concluded that evidence does not support routine high-dose biotin use for otherwise healthy individuals with hair concerns.
The Effects of L-Theanine, Caffeine and Their Combination on Cognition and Mood
Authors
Haskell CF, Kennedy DO, Milne AL, Wesnes KA, Scholey AB.
Abstract
This randomized, placebo-controlled crossover study compared L-theanine, caffeine and their combination. The combined condition produced a distinct cognitive and mood profile during demanding tasks, at doses higher than those in this strip.
