11. Can biotin cause birth defects?
Animal studies have also shown birth defects (congenital disability) in babies born to mothers with biotin deficiency. Some research shows that biotin deficiency might be teratogenic to humans. However, more investigations are needed.
12. Can too much biotin cause miscarriage?
There is no evidence of toxicities or miscarriage related to excess biotin intake. This may falsely cause high or low laboratory values leading to misdiagnosis and management of medical conditions.