January 2018 in “Food Additives and Contaminants Part A-chemistry Analysis Control Exposure & Risk Assessment” Researchers developed a precise method to detect illegal hair-growth drugs in dietary supplements.
Two nutritional supplements improved hair growth and reduced hair loss in women with hair loss conditions.
December 2014 in “Sociedad (University of Buenos Aires)” A hair loss supplement with green tea caused liver damage in three people.
January 2005 in “Digital Access to Scholarship at Harvard (DASH) (Harvard University)” The FDA struggles to regulate hair loss supplements due to a law allowing unproven claims.
January 2002 in “Actas Dermo-Sifiliográficas” Long-term use of hormonal supplements can cause hair loss in women.
40 citations
,
May 2018 in “PubMed” Nutrafol® Women's Capsules safely and effectively promote hair growth in women with thinning hair.
10 citations
,
January 2024 in “Dermatology Research and Practice” Taking a collagen and vitamin C supplement improves skin and hair health.
9 citations
,
July 2020 in “Journal of Animal Physiology and Animal Nutrition” Melatonin given to pregnant rabbits improved their babies' fur quality.
7 citations
,
December 2020 in “Endocrine-related Cancer” The over-the-counter supplement DHEA could make COVID-19 worse, especially in diabetics and people with G6PD deficiency.
5 citations
,
January 2012 in “Journal of nutrition & food sciences” The supplement improved hair, skin, and nails appearance and had long-term benefits.
2 citations
,
April 2016 in “Más dermatología” The supplement with Serenoa repens and Pygeum africanum significantly increased active hair growth and decreased rest phase hair in post-menopausal women with hair loss, with only mild digestive side effects.
1 citations
,
March 2014 in “Senses and Sciences” A supplement with Serenoa repens improved hair loss in a patient.
May 2026 in “SKIN The Journal of Cutaneous Medicine” Xtressé™ gummies are safe and may help improve hair in women with non-scarring hair loss.
May 2026 in “SKIN The Journal of Cutaneous Medicine” The supplement gummy and serum safely improve hair growth in women with hair loss.
May 2026 in “Journal of Cosmetic Dermatology” The supplement improved hair growth and reduced hair loss effectively.
January 2026 in “http://isrctn.com/” The supplement may improve hair growth and quality in women with mild to moderate hair loss.
May 2025 in “Journal of Ayurveda and Integrated Medical Sciences” Vedistry Amla + Tablets improve hair health and are safe to use.
November 2024 in “PubMed” The supplement improved hair density and was safe to use.
Restolin Hair Supplement may help hair growth but lacks FDA approval and clinical trial evidence.
June 2021 in “Current developments in nutrition” The LustrivaTM BH-002 supplement and hair serum improved women's hair, skin, and nail health and appearance.
January 2017 in “Nutrafoods - International Journal on Nutraceuticals, Functional Foods and Novel Foods” The supplement reduces hair loss and increases hair thickness in older women.
4 citations
,
September 1977 in “Lipids” Gerbils on a fat-deficient diet had altered fatty acid levels, hair loss, reduced sperm, and lower body weight.
79 citations
,
April 1996 in “JAMA” Taking too many selenium supplements can cause serious health problems like hair loss and fatigue.
27 citations
,
June 2010 in “Journal of the American Academy of Dermatology” Excessive selenium in supplements can cause hair loss and nail issues.
25 citations
,
August 2016 in “Journal of Cosmetic Dermatology” The marine complex supplement significantly improved hair growth in men with thinning hair without adverse effects.
22 citations
,
January 2015 in “Dermatology Research and Practice” An extra-strength marine protein supplement helped increase hair growth and decrease hair shedding in women with thinning hair.
18 citations
,
September 2011 in “Livestock science” Maternal Nano-Se supplements improve fetal hair follicle development in cashmere goats.
14 citations
,
January 2015 in “Clinical Nutrition Research” MK-R7 supplement with Cistanche Tubulosa and Laminaria Japonica extracts improved hair density and scalp health without adverse effects.