Tag: Biotin toxicity

Despite popular supplement trends, the Food and Nutrition Board has not established a Tolerable Upper Intake Level for biotin, as there is no evidence of toxicity in humans from high intakes. This has many consumers wondering exactly how much biotin is too much in a day.

Over 2% of the U.S. adult population reported using biotin supplements in 2016, a sharp increase from previous years. While biotin is generally safe, understanding what happens if you take too much biotin daily is crucial, as excessive intake can lead to misleading lab results and other health issues.

According to a 2024 case report, a young woman developed jaundice and elevated liver enzymes after five months of using Nutrafol, highlighting that 'natural' supplements are not without risk. So, what happens if I take too much Nutrafol, and what are the signs of excessive intake?