Mason Natural, Collagen 1,500 With Vitamin C, 120 CapsulesMason Natural Collagen with Vitamin C capsules contains 1500 mg of hydrolyzed collagen and 150 mg of vitamin C, plus biotin and calcium in each serving which may help support healthy skin, hair, and nails. Our Collagen 1500 mg plus Vitamin C also contains 2,400 mcg of biotin and 54 mg of calcium per serving which may help support healthy bones, cartilage, and joints. Guaranteed to have no added sugar or starch. They are gluten, free, wheat free, and