76 citations
,
April 2002 in “Urology” Selenium and vitamin E supplements have mixed effects on prostate cancer risk and may not be beneficial for everyone.
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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March 2014 in “Senses and Sciences” A supplement with Serenoa repens improved hair loss in a patient.
November 2025 in “Bioscientia Medicina Journal of Biomedicine and Translational Research” A combined treatment with microneedling and vitamin D3 led to complete hair regrowth in a woman with stubborn patch alopecia areata.
24 citations
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June 2010 in “Clinics in Dermatology” Taking too many vitamin and mineral supplements can cause serious health problems.
September 2025 in “Clinics and Practice” Collagen with calcium and vitamin D improves bone health, skin elasticity, and reduces hair loss in menopausal women.
December 2021 in “Trichology and cosmetology:” Taking Kera-Diet® improves hair and nail health without side effects.
April 2025 in “Journal of Controversies in Obstetrics & Gynecology and Pediatrics” Vitamin D may improve fertility in women with PCOS.
79 citations
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January 2017 in “Dermatology practical & conceptual” Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.
May 2025 in “International Journal of Trichology” The supplement improved hair health and reduced shedding in people with telogen effluvium.
August 2025 in “İstanbul Gelişim Üniversitesi Sağlık Bilimleri Dergisi” The method accurately measures vitamin E compounds in capsules.
9 citations
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March 2014 in “TURKDERM” Proper nutrition is crucial for healthy hair growth.
20 citations
,
June 2020 in “Journal of Advanced Research” High-dose vitamin A and E with zinc improved blood sugar control and insulin function in diabetics, but may cause hair loss.
February 2023 in “JEADV Clinical Practice” Biotin supplements significantly improved a young girl's uncombable hair.
April 2023 in “Journal of Investigative Dermatology” Taking nicotinic acid supplements might help with acne by affecting the skin's oil glands, but high doses are needed.
January 2022 in “Clinical Cases in Dermatology” Lack of certain nutrients may contribute to hair loss and proper diet or supplements could improve it.
34 citations
,
March 2009 in “British journal of dermatology/British journal of dermatology, Supplement” Vitamin C derivative helps hair grow longer by making cells produce a growth factor through a specific cellular pathway.
1 citations
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June 2017 in “Journal of The American Academy of Dermatology” PRP treatment for hair loss shows promise, with 58% of patients satisfied and most noticing improvement within 6 months.
September 2005 in “Journal of Investigative Dermatology” Ferulic acid helps stabilize vitamins C and E for better skin protection from the sun, certain compounds may promote hair growth, atopic dermatitis patients have lower skin defense molecules, older men are more likely to get a type of skin cancer, and a substance called relaxin may prevent age-related skin thickening.
December 2025 in “International Journal of Innovative Technologies in Social Science” Lifestyle changes and better nutrition may help manage alopecia areata.
A boy on a ketogenic diet and anti-epileptic drugs developed skin issues due to stopping vitamin supplements, which improved with proper supplementation.
November 2003 in “Journal of Investigative Dermatology” Topical Imiquimod may fight vascular tumors by affecting blood vessels or the immune system, low iron might be linked to some hair loss, removing the top skin layer helps vitamin C get in, genetic testing helps diagnose skin conditions, and too much iron could worsen skin inflammation.
36 citations
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May 2021 in “Nutrients” Natural molecules like inositols, resveratrol, vitamins, and omega-3 fatty acids may help manage Polycystic Ovary Syndrome (PCOS), but their effects vary and need more exploration.
7 citations
,
January 2017 in “Journal of cosmetology & trichology” Good nutrition is crucial for healthy hair and can help with hair loss without medication.
5 citations
,
February 2020 in “European Food Research and Technology” African baobab fruit is a good source of antioxidants and micronutrients, but too much can cause laxative effects.
4 citations
,
March 2023 in “Journal of medical case reports” Taking too much vitamin E caused a young man's blood clotting problems, which improved after he stopped the vitamin E and got treatment.
26 citations
,
May 1984 in “Journal of Parenteral and Enteral Nutrition” Biotin supplements restored hair and resolved symptoms in a woman with biotin deficiency.
3 citations
,
November 2018 in “PubMed” People with TED often have low B12 levels and might benefit from B12 supplements.
2 citations
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June 2018 in “Sudan journal of medical sciences” Low vitamin D levels can cause hair loss and supplements may improve it.
2 citations
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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.