3 citations
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February 2020 in “International journal of women’s dermatology” Most women with hair loss take more supplements than average, but these often don't help and can be risky and costly.
Vitamin supplements may not improve hair thickness or density in patients with non-scarring hair loss.
August 2023 in “Natural Resources for Human Health” Vegetarians should take B vitamin supplements to avoid health issues.
Vitamin D is crucial for skin health and managing skin diseases.
2 citations
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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.
December 2025 in “Frontiers in Nutrition” Collagen supplements may improve skin, joints, and recovery, especially with added nutrients.
April 2025 in “Nutrients” Consult an oncologist before using supplements for hair loss during breast cancer treatment.
June 2024 in “Archives of dermatological research” Dietary supplements might help prevent post-COVID hair loss, but serum ferritin is not a reliable indicator.
January 2022 in “Indian journal of dermatopathology and diagnostic dermatology” Women with diffuse hair loss often have lower iron and vitamin D levels, but their thyroid function is typically normal.
3 citations
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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.
2 citations
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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.
1 citations
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November 2011 in “Dermatologica Sinica” Women using hair relaxers with alopecia had lower zinc levels, suggesting zinc deficiency might contribute to hair loss.
December 2025 in “International Journal of Innovative Technologies in Social Science” Oral supplements like Vitamin E and Omega-3 can help reduce isotretinoin side effects.
May 2023 in “Elsevier eBooks” Some nutritional supplements may help thicken hair in people with hair loss, but taking too much can cause side effects.
170 citations
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May 1979 in “The journal of pediatrics/The Journal of pediatrics” Two sisters with rickets and hair loss had a genetic issue with vitamin D processing, and only improved when given phosphorus supplements.
38 citations
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January 2015 in “Journal of Cosmetic Dermatology” The nutritional supplement improved hair density and reduced hair loss in women with female pattern hair loss.
30 citations
,
October 2009 in “Journal of Veterinary Internal Medicine” A Pomeranian dog had rickets due to a new gene mutation, leading to severe symptoms and euthanasia.
24 citations
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May 2017 in “PubMed” Biotin supplements for hair improvement are popular without scientific proof of effectiveness.
14 citations
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January 2020 in “Dermatology Online Journal” Some dietary supplements, like vitamins B6/B12, iodine, whey protein, and muscle-building products, can cause or worsen acne.
3 citations
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November 2018 in “PubMed” People with TED often have low B12 levels and might benefit from B12 supplements.
1 citations
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March 2014 in “Senses and Sciences” A supplement with Serenoa repens improved hair loss in a patient.
1 citations
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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
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January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
May 2025 in “Journal of Ayurveda and Integrated Medical Sciences” Vedistry Amla + Tablets improve hair health and are safe to use.
January 2024 in “Clinical, cosmetic and investigational dermatology” A child with a rare vitamin D-resistant condition improved with treatment.
Restolin Hair Supplement may help hair growth but lacks FDA approval and clinical trial evidence.
July 2024 in “Skin Appendage Disorders” The supplement significantly improves hair density and appearance in people with hair loss.
April 2018 in “Journal of Investigative Dermatology” The supplement improved hair growth, strength, and moisture.
December 2025 in “International Journal of Innovative Technologies in Social Science” Lifestyle changes and better nutrition may help manage alopecia areata.