Biotin 10000mcg Powder by BulkSupplements.com is one of the selections of our vitamin supplements. Biotin is also known as Vitamin B7 which is a B Vitamin for hair, nails and skin.* Each serving of this Biotin powder contains 10mg or 10000mcg of Vitamin B7 or Biotin per 1000mg, and may need a gram scale to measure. Contents of this product is sold by weight, not volume and settling may occur. And, we also sell it different sizes ranging from 100g to 5kg in resealable bags. Our Biotin powder, or Biotin supplement, does not contain any artificial flavors. And this Biotin supplement or Vitamin B7 is dairy free, gluten free, soy free, yeast free, no added sugar. All products by BulkSupplements.com are manufactured according to cGMP Standards to ensure the highest quality for manufacturing, packaging, labeling, and holding operations. We work with a third-party laboratory that test our products at multiple stages during production, from raw material to finished products, and ensures compliance, standards, and consistency.