What are the side effects of biotin? Biotin supplements can cause problems if you take too much. Side effects can include skin rashes, digestive upset, problems with insulin release, and kidney problems. As with any supplement, the safety of long-term or high-dose use isn’t known.
Does biotin have negative side effects? There are currently no known adverse side effects of biotin when taken as prescribed by a doctor or through normal dietary intake. There are some cases where certain dietary or other habits have caused a deficiency of biotin.
Does biotin affect muscles? Studies have suggested that high-dose biotin therapy might help improve symptoms in people with multiple sclerosis (MS), an autoimmune disease that affects the nervous system, leading to muscle weakness and a range of other problems. Results published in 2016 suggested that biotin was a safe therapy.
Related Questions
How do you know if you are taking too much biotin?
Excess in the body is rare, and since biotin is a water-soluble vitamin, it is excreted in the urine when in excess. Signs and symptoms of biotin overdose may include and are not limited to insomnia, excessive thirst, and urination.