Collagen is one of the major building blocks of bones, muscles, tendons, and ligaments. It minimizes fine lines and wrinkles, reduces sun damage, improves skin elasticity, supports the bone matrix (36% of bone is made up of collagen type 1 and 3), corrects weak or damaged nail beds, thickens fine hair, slows hair loss, and improves circulation. It also promotes glycine production, which helps build lean muscle and burn fat during sleep. This product contains 10,000 mg per serving and 20 servings per bottle. It also includes additional ingredients that benefit the skin, hair, and nails, such as biotin (5,000 mcg) and hyaluronic acid. Biotin improves hair health and helps maintain a properly functioning nervous system. Hydrolyzed into component peptides for excellent absorption. Vitamin B5 (pantothenic acid) has natural broad abilities to moisturize, soothe, heal, and regenerate the skin. Supplementing with hyaluronic acid can help promote healthy joints and skin. Vitamin C protects against free radicals.