1 citations,
February 2022 in “Journal of the American Academy of Dermatology” Taking biotin supplements can be risky and often lacks evidence of effectiveness for skin, hair, and nail issues.
January 2022 in “Clinical Cases in Dermatology” Lack of certain nutrients may contribute to hair loss and proper diet or supplements could improve it.
2 citations,
January 2019 in “Elsevier eBooks” Biotin supplements are unnecessary for most people but may help with certain conditions like biotin deficiency, brittle nails, and some hair loss.
134 citations,
December 2018 in “Dermatology and Therapy” Some vitamins and minerals like vitamin D and iron can help with certain types of hair loss, but more research is needed for others.
11 citations,
February 2013 in “Clinical Endocrinology” A small number of premenopausal female blood donors had high prolactin levels, often due to stress, and retesting is recommended to prevent misdiagnosis.