Tag: Thyroid tests

The FDA has received numerous adverse event reports, including one death, related to biotin interference with lab tests, particularly the cardiac marker troponin [1.6.1, 1.9.4]. This highlights a critical question for supplement users: **what can biotin interfere with?**

A 2018 survey found that 7.7% of outpatients reported taking biotin supplements [1.7.2]. So, what is a negative side effect of biotin that these users should know? The most critical risk is its potential to cause clinically significant incorrect lab test results [1.4.1].