Taking too much biotin can mess up blood test results, which might lead to wrong diagnoses and treatments.
January 2023 in “Dermatologìâ ta venerologìâ” Biotin tablets and shampoo effectively stop hair loss and restore hair function in women.
13 citations,
August 2020 in “Journal of Laparoendoscopic & Advanced Surgical Techniques” Biotin supplements are generally ineffective in preventing hair loss after sleeve gastrectomy.
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.
September 2022 in “Polish Hyperbaric Research” Some treatments for hair loss, like finasteride, biotin, and minoxidil, can be effective, but their success varies by individual case.