5 citations
,
May 2019 in “Cureus” Taking biotin supplements can cause incorrect thyroid test results, leading to wrong diagnoses.
134 citations
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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.
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.
September 2024 in “Journal of Clinical and Translational Endocrinology Case Reports” Biotin can interfere with lab tests, causing misdiagnosis.
57 citations
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February 2018 in “Journal of the American Academy of Dermatology” Biotin supplements are not proven to improve hair or nails and may interfere with medical tests.