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Tag: Thyroid test

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When Should You Avoid Biotin to Prevent Dangerous Misdiagnosis?

6 min read
The FDA issued a safety communication in 2017 warning that high doses of biotin can significantly interfere with certain lab tests, leading to incorrect results. It is crucial to understand when to avoid biotin to prevent misdiagnoses and receive appropriate medical treatment for health conditions.

Understanding the Biotin Washout Period: How Long Before a Blood Test?

4 min read
According to Quest Diagnostics, high-dose biotin users should abstain for at least 72 hours before a blood draw to avoid assay interference. The washout period for biotin is a crucial preparation step to ensure the accuracy of various laboratory tests, especially for individuals taking high-potency supplements for hair, skin, and nail health. Ignoring this step can lead to falsely high or low test results, potentially resulting in misdiagnosis or unnecessary treatment.

When Should You Not Take Biotin? Essential Warnings and Precautions

4 min read
According to the FDA, high-dose biotin can significantly interfere with certain lab tests, causing incorrect and potentially dangerous results. Knowing **when should you not take biotin?** is crucial to avoid misdiagnoses and unintended health complications from supplements marketed for hair, skin, and nail health.