Product Guides

Nutricost Biotin provides 10,000 mcg of biotin per capsule, with 30 capsules per bottle. Here is how that compares with daily needs, what the research says and the lab test warning to know.

Life Extension Biotin provides 600 mcg of biotin per capsule, with 100 capsules per pack. Here is what biotin does, what the research says and the lab test warning to know.