WebAug 1, 2024 · Most of the published research on biotin interference covers hormone tests, such as parathyroid hormone (PTH), thyroid stimulating hormone (TSH), T4 and T3 tests, as well as tests for troponin. However, because biotin is used in so many immunoassays, scientists say it could interfere with many others. WebJul 20, 2024 · Biotin is an essential B vitamin widely available in foods. Supplements are used to promote skin, nail and hair health, but evidence is limited. ... Newer-generation assays now prevent biotin interference for TSH testing . Thyroid function tests consistent with hyperthyroidism and a positive radioactive iodine uptake (RAIU) ...
How Biotin Can Affect TSH (Thyroid Stimulating …
WebBiotin, an over-the-counter supplement, can cause several thyroid tests to appear abnormal when they are in fact normal. It’s recommended to stop biotin-containing supplements 3 to 5 days before any thyroid-related blood draw to avoid this effect. WebSep 26, 2024 · There are several theories as to why biotin can affect lab tests (i.e. TSH tests): Biotin may block test assay signals, leading to falsely elevated test results. Biotin may compete with biotin-containing … birdy association management
Biotin Memorial Sloan Kettering Cancer Center
WebJun 20, 2024 · Biotin is a readily available supplement that is part of the B-complex vitamins. It is an essential co-factor for five carboxylases involved in fatty acid synthesis … WebJul 31, 2015 · Biotin supplements (taken at 5-10 mg/day) can interfere with thyroid labs and cause a false appearance of hyperthyroidism. There are case reports of people taking biotin and having low TSH, high T4, … WebNov 5, 2024 · Biotin, Hair loss, Thyroid and Multivitamins. There has been discussions in this group about Biotin, hair loss and effect on thyroid lab tests. I have ignored because I do not take a Biotin supplement. I just realized that that my Multivitamin contains Biotin. So, if you’re taking a multivitamin and are being tested for thyroid levels, be ... birdy application