J Clin Aesthet Dermatol. 2022;15(5):29–34. by Pooja Bains, MBBS, MD; Simplepreet Kaur, MBBS, MD; and Komalpreet Kaur, MBBS, MD Dr. Bains is an associate professor with Department of Dermatology Venereology
J Clin Aesthet Dermatol. 2021;14(2):26–33. by Brianna De Souza, MD; Andrea Tovar-Garza, MD; Laura N. Uwakwe, MD; and Amy McMichael, MD All authors are with the Department of Dermatology
Background. Biotin is popular in hair loss treatment supplements, although the frequency of its deficiency in patients with hair loss has not been established.