71 citations
,
January 2016 in “International Journal of Trichology” Biotin deficiency is not a major cause of hair loss in women, so biotin supplements are not likely to be an effective hair loss treatment.
8 citations
,
January 2007 in “Hair transplant forum international” Vitamin B12 improves the health and growth of hair micrografts.
31 citations
,
December 1997 in “Developmental Medicine & Child Neurology” Biotinidase deficiency can cause vision and walking problems in children and can improve with biotin treatment.
11 citations
,
January 1989 in “PubMed” Biotin improved fur and skin conditions in most dogs.
Older people tend to have higher biotin levels, which are weakly linked to certain blood components and negatively linked to triglycerides; biotin should be checked in patients with high triglycerides or medication-related skin issues, and only supplemented if deficient. Vitamin D and folate deficiencies are linked to specific skin conditions.
September 2024 in “Journal of Clinical and Translational Endocrinology Case Reports” Biotin can interfere with lab tests, causing misdiagnosis.
2 citations
,
December 2014 Low biotin intake during pregnancy can affect biotin transport in mothers and fetuses.
January 1999 in “Proceedings of the British Society of Animal Science” Biotin deficiency may harm hair follicle health and growth in Angora goats.
101 citations
,
July 1985 in “Journal of the American Academy of Dermatology” Biotin improved hair growth and combability in one child with uncombable hair syndrome.
6 citations
,
April 2019 in “Nutrients” Biotin is important for keeping zinc levels balanced in the skin and its lack can cause hair loss.
July 2025 in “Cosmoderma” The plant-based supplement improved hair, skin, and nail health and boosted well-being without side effects.
March 2000 in “Preventive Nutrition and Food Science” Whalgichan improved hair growth, reduced hair loss, and enhanced cholesterol and lipid metabolism without side effects.
5 citations
,
August 2017 in “The Journal of Clinical Psychiatry” Biotin may effectively treat hair loss caused by valproate medication.
71 citations
,
June 1993 in “Journal of Investigative Dermatology”
4 citations
,
January 2011 in “Journal of Cosmetics, Dermatological Sciences and Applications” Vitamin B12 may promote hair growth by affecting certain cell processes.
October 2021 in “Interfaces Científicas” Nutricosmetics for hair treatment often contain biotin, pyridoxine, zinc, and other nutrients, but more research and professional guidance are needed for their use.
April 2016 in “한국고분자학회 학술대회 연구논문 초록집” 8 citations
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September 1981 in “Zentralblatt für Veterinärmedizin Reihe A” Biotin deficiency in pigs causes hair loss, skin issues, and weak claws.
Biotin can help improve hair condition and reduce hair loss.
August 2022 in “Journal of the American Academy of Dermatology” The authors agree they didn't discuss the risks of too much micronutrients and value the focus on biotin deficiency signs and treatment effectiveness.
4 citations
,
January 1986 in “PubMed” Serum biotin levels can indicate biotin deficiency in sows.
4 citations
,
March 2021 in “Experimental dermatology” Minoxidil increases nail growth more than biotin.
May 2023 in “Research Square (Research Square)” Shi-Bi-Man activates hair follicle stem cells and promotes hair growth by changing lactic acid metabolism and other cellular processes.
22 citations
,
September 2008 in “Brain & development” Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
1 citations
,
October 2018 in “Ukraïnsʹkij žurnal dermatologìï, venerologìï, kosmetologìï” Wolvit® (biotin 5 mg) is effective and safe for treating hair loss and scalp conditions in women.
October 2019 in “UNESP Institutional Repository (São Paulo State University)” Minoxidil is more effective than biotin for increasing nail growth rate.
September 2017 in “Hair transplant forum international” Biotin is popular for hair loss, but there's little scientific proof it works.