Why Biotin 10,000 mcg? Bronson Basics Biotin provides a potent 10,000 MCG of Biotin per mini tablet in a 1 year supply bottle. By supplying 10,000 MCG per mini tablet, Bronson Basics Biotin enables valuable daily replenishment that helps to support healthy hair, skin, nails, and energy production.* Laboratory tested and free of GMOs, Gluten and Soy, our Biotin 10,000 MCG is in-house tested and carefully manufactured by trained professionals in our state-of-the-art facility that is located in Hauppauge, New York. Bronson Basics Biotin 10,000 MCG is vegan/vegetarian friendly and contains no ingredients derived from animals.    About Bronson Since 1960, Bronson has been providing families with the highest quality products and finest customer service available. This 60-year heritage speaks for itself. But with so many online vitamin stores, why should you purchase supplements from Bronson?  In short, our company is time proven, offering the purest, high quality vitamins backed by science. Trust Bronson to provide the very best natural health products for you and your family.