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.
3 citations
,
July 2025 in “Reproductive Biology and Endocrinology” Chromium, inositol, and omega-3 can help manage PCOS symptoms.
3 citations
,
May 2018 in “Journal of nutritional health & food science” Nutritional supplements can help manage hair loss and promote hair growth by strengthening hair roots and countering harmful effects of pollution, smoking, and deficiencies in vitamins and minerals.
3 citations
,
January 2017 in “Journal of cosmetology & trichology” The nutritional supplement improved hair quality and reduced hair loss.
3 citations
,
October 2022 in “Han'gug dongmul jawon gwahag hoeji/Han-guk dongmul jawon gwahak hoeji/Journal of animal science and technology” Adding L-glutamine to the diet of Hanwoo steers may boost their immune system and help them cope with heat.
3 citations
,
March 2022 in “International Journal of Trichology” Special supplements with collagen, vitamins, and minerals can help treat hair loss.
3 citations
,
November 2018 in “PubMed” People with TED often have low B12 levels and might benefit from B12 supplements.
3 citations
,
October 2015 in “EFSA supporting publications” Isoflavones may help with menopause symptoms but could be risky for women with hormone-sensitive cancers.
2 citations
,
November 2025 in “Nutrition Journal” Probiotic supplements may help reduce inflammation and oxidative stress in women with PCOS.
2 citations
,
August 2024 in “Current Developments in Nutrition” Iranian bodybuilders often use supplements like vitamins C, D, and whey protein, but they experience side effects like skin rashes and hair loss.
2 citations
,
July 2023 in “Phytotherapy Research” Serenoa repens is mostly safe but has some risks, especially at high doses or when used with other products for over two weeks.
2 citations
,
June 2023 in “Journal of clinical medicine” Soy supplements improve various skin conditions and aging signs, with topical use boosting skin barrier function.
2 citations
,
June 2023 in “Journal of the American Academy of Dermatology” Hair, skin, and nails supplement use nearly doubled from 2011 to 2020, with higher usage among young adults, females, and certain ethnic groups.
2 citations
,
August 2022 in “Reproductive Biology and Endocrinology” Magnesium supplements improved quality of life for women with polycystic ovary syndrome, but didn't help with acne, hair loss, or abnormal bleeding.
2 citations
,
January 2019 in “Journal of Cosmetics, Dermatological Sciences and Applications” The supplement and lotion significantly reduced hair loss and improved hair health.
2 citations
,
July 2018 in “Elsevier eBooks” Some supplements may help with hair loss, but there's not enough strong evidence to recommend them without doctor advice.
2 citations
,
November 2017 in “Food Additives & Contaminants: Part A” The new method accurately detects illegal hair-growth drugs in dietary supplements.
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.
Vitamin supplements may not improve hair thickness or density in patients with non-scarring hair loss.
2 citations
,
January 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” Zinc supplements may help reduce hair loss caused by levetiracetam without affecting seizure control.
1 citations
,
August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
1 citations
,
July 2022 in “Frontiers in Microbiology” MSM supplementation in kittens improves hair quality and growth rate without harming their health.
1 citations
,
August 2021 Instagram ads for skin, hair, and nail supplements often make broad health claims without clear ingredient information, and are not FDA-regulated.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
1 citations
,
February 2017 in “PubMed” The supplement may help hair growth and is safe, but more research is needed.
1 citations
,
March 2014 in “Senses and Sciences” A supplement with Serenoa repens improved hair loss in a patient.
1 citations
,
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.
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.