March 2013 in “International Society of Hair Restoration Surgery” Biotin may not effectively promote hair growth.
September 2024 in “Cosmoderma” Biotin doesn't help hair growth in healthy people and can cause health risks if overused.
Biotin can help improve hair condition and reduce hair loss.
Biotin does not significantly help with hair growth.
78 citations
,
January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.