January 2019 in “Journal of cosmetology & trichology” L-Cystine and L-Cystine with Kera-Diet® safely improved hair and nail quality in healthy women.
April 2024 in “International journal of clinical trials” SesZen-Bio™ improves hair density, thickness, and overall hair health.
May 2020 in “Current developments in nutrition” Low dose finasteride doesn't change lipid profile or metabolic parameters in mice.
1 citations
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February 2022 in “Journal of the American Academy of Dermatology” Taking biotin supplements can be risky and often lacks evidence of effectiveness for skin, hair, and nail issues.
7 citations
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January 2022 in “Evidence-based complementary and alternative medicine” Ginger supplements helped reduce symptoms and improve metabolic health in hypothyroid patients.
1 citations
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July 2022 in “Functional foods in health and disease/Journal of functional foods in health & disease” Taking a probiotic supplement twice a day improved hair growth, skin hydration, and metabolic health in adults at risk of metabolic syndrome.
September 2023 in “Environmental health perspectives. Supplements” Girls in Alcalá have higher hair calcium and strontium levels than boys, with lower overall levels than other regions.
March 2023 in “International Journal of Science and Research (IJSR)” Iron supplements improve life quality for people with anemia.
May 2021 in “Research journal of topical and cosmetic sciences” TrichovitalsTM improved skin, hair, and nail health in adults after 12 weeks.
5 citations
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October 2021 in “Clinical, cosmetic and investigational dermatology” Japanese patients with alopecia areata often have a higher BMI and consume more vitamin C, fruit, and retinol, which may affect their condition's development or severity.
74 citations
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August 2006 in “Journal of clinical gastroenterology” Shen-Min, a hair growth supplement, likely caused acute hepatitis in a woman, improving after she stopped taking it.
11 citations
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January 2014 in “The Scientific World Journal” Cynatine HNS improves hair and nail quality in 90 days.
August 2022 in “Italian Journal of Animal Science/Italian journal of animal science” Field bean supplementation improved mohair growth and kid growth in Angora goats but didn't prevent weight loss after giving birth.
49 citations
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July 2021 in “Nutrients” Eating healthy, exercising, and taking certain supplements can help manage Polycystic Ovary Syndrome symptoms.
138 citations
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July 2015 in “Clinical, Cosmetic and Investigational Dermatology” Eating less sugar, milk, and saturated fats and more vegetables and fish may help treat and prevent acne.
78 citations
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January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
August 2023 in “Tzu Chi Medical Journal” Iron deficiency is the main cause of hair loss in women, and iron supplements started within 6 months can improve hair health.
24 citations
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October 2022 in “Revista Brasileira de Farmacognosia” Improved delivery methods can enhance mangiferin's effectiveness as a health supplement.
The supplement improved hair growth and reduced hair loss in women.
July 2018 in “International journal of clinical & experimental dermatology” Eat a balanced diet for healthy hair; only use supplements if you have a proven nutrient deficiency.
95 citations
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February 2018 in “Dermatology and Therapy” Nutraceuticals may improve skin health and protect against aging, but more research is needed on their optimal use and possible health risks.
November 2025 in “Frontiers in Nutrition” Olive leaf extract may help reduce aging signs in postmenopausal women.
June 2023 in “Journal of Ayurvedic and herbal medicine” Pumpkin seeds may improve health due to their rich nutrients and potential to treat various conditions.
8 citations
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September 2021 in “Journal of Cosmetic Dermatology” Some diets and supplements might help with skin disorders, but their effectiveness varies and more research is needed.
May 2025 in “Preprints.org” Olive oil byproducts can improve skin and hair care products due to their beneficial compounds.
May 2025 in “Preprints.org” Olive oil byproducts can improve skin and hair care products and help prevent skin cancer.
May 2025 in “Preprints.org” Olive oil byproducts can be used in skincare for their antioxidant and protective benefits.
38 citations
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April 2020 in “IntechOpen eBooks” Phenylalanine may help with depression but can cause issues if not properly processed.
Biotin and silica from plants improve hair, skin, and nail health.
January 2025 in “MEDS Public Health and Preventive Medicine” Spermidine supplements can help extend the hair growth phase and may be useful for treating hair loss.