Hello, could you tell me how many days before having a blood test ( TSH, T3, T4) I need to stop taking biotin? I am taking a minimal dosage of 50mcg, but I don't want it to interfere with the test. Thank you
Thyroid blood test and biotin: Hello, could you... - Thyroid UK
Thyroid blood test and biotin
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Clara62
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helvellaAdministrator
helvella - Biotin supplementation and testing
A short article about how and why biotin can affect blood tests. Includes information about how to avoid any problems.
Last updated 26/10/2024.
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