6 citations
,
September 1996 in “Journal of the European Academy of Dermatology and Venereology” Biotin supplements may help hair regrowth in alopecia areata patients with low biotinidase activity.
January 1999 in “Proceedings of the British Society of Animal Science” Biotin deficiency may harm hair follicle health and growth in Angora goats.
April 2024 in “Journal of the American Academy of Dermatology” Taking biotin supplements for hair and nails may not be helpful and could cause harm.
1 citations
,
June 2024 in “Archives of Dermatological Research” Betulin oil doesn't stop hair loss or help regrow hair in hypothyroidism.
January 1998 in “Proceedings of the British Society of Animal Science” Biotin supports cell growth and DNA synthesis in Angora goat hair follicles.
January 1998 in “Proceedings of the British Society of Animal Science” Biotin supports cell growth and DNA synthesis in Angora goat hair follicles.
Thymosin β4 helps with healing, inflammation, and organ protection.
2 citations
,
March 2020 in “PubMed” Biotin deficiency is not a major cause of Telogen Effluvium hair loss.
1 citations
,
January 1999 in “Proceedings of the British Society of Animal Science” Biotin helps maintain hair follicle growth by affecting cell death and survival signals.
21 citations
,
January 1945 in “Journal of Nutrition” Biotin deficiency in monkeys causes fur and skin issues, but 20 μg of biotin daily can prevent or cure it.
49 citations
,
April 2007 in “Pediatric Dermatology” Biotin improved hair appearance in uncombable hair syndrome but didn't change hair structure.
3 citations
,
January 1966 in “PubMed”
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.
1 citations
,
December 1965 in “PubMed” 11 citations
,
January 1989 Two patients had a unique form of trichothiodystrophy with reduced high-sulfur proteins in their hair.
2 citations
,
August 2020 in “JCRPE” A girl with Denys-Drash syndrome was misdiagnosed due to biotin affecting her hormone test results.
11 citations
,
September 2010 in “PubMed” Zinc and biotin supplements are needed after certain surgeries to prevent hair loss and other issues.
2 citations
,
January 1997 in “Journal of Clinical Biochemistry and Nutrition” Biotin deficiency causes severe hair loss and weight reduction in germ-free mice.
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.
73 citations
,
October 2001 in “Epilepsia” Children taking higher doses of valproic acid had lower biotinidase activity, which may lead to biotin deficiency, but biotin supplements could help.
March 2018 in “Gazi medical journal” Adults with Beta Thalassemia Major are more likely to have skin, hair, and nail disorders.
16 citations
,
May 2009 in “Journal of child neurology” Valproic acid does not change biotinidase enzyme activity in children's blood.
30 citations
,
July 1984 in “Journal of Animal Science” Adding biotin to sows' diets increased the number of pigs weaned per litter.
September 2017 in “BAUST Journal” 2 citations
,
October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key hair loss factor.
Biotin does not significantly help with hair growth.
31 citations
,
October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key protein.
4 citations
,
August 2018 in “Journal of The American Academy of Dermatology” The authors agree that biotin may help certain hair disorders but lacks evidence for use in healthy people and call for more research.