Is 10000 biotin too much? Mayo Clinic states that 10,000 mcg is a safe dose, as no adverse side effects have been noted to date. Reassuringly, even “mega doses” of 300,000 mcg found no side effects in neurological research.
How much biotin does it take to overdose? Can You Take Too Much Biotin? Several studies have found no adverse effects of 10,000–50,000 mcg/day biotin. Doses up to 200,000 mcg/day oral biotin or 20,000 mcg/day are administered intravenously in patients with biotinidase deficiency without symptoms of toxicity.
Is it OK to take 20000 mg of biotin a day? What’s the Maximum Safe Dose of Biotin? The Mayo Clinic states that no side effects have been reported for biotin in amounts of up to 10 milligrams (10,000 mcg) per day. This is double the amount of biotin that’s included in our biotin gummy vitamins.