Other sources include eggs, nuts, broccoli, sweet potatoes and oatmeal. There have been no side effects or toxicity attributed to biotin. Do not take biotin supplements if you are allergic to preparations containing this vitamin. You should always advise your physician of all over the counter medications you are taking. This includes all vitamins, minerals, supplements and herbs.
Alcohol interferes with the absorption and utilization of biotin by the body.
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