Give your hair and nails a nutritional boost with Jarrow BeautySil™ Hair & Nails. BeautySil™ features biotin, a member of the B vitamin family that promotes hair and nail health. This formula also includes OptiMSM® MSM and JarroSil® Activated Silicon®. These two patented ingredients play a key role in supporting the tissues that make hair and nails. Contains no wheat, gluten, soybeans, dairy, egg, fish, shellfish, tree nuts or peanuts.