Contains 5 Types of Collagen I, II, III, V, XWith Hyaluronic Acid - Plus Vitamin CDietary SupplementThis Product is Keto CertifiedGluten FreeGood Manufacturing Practice - cGMP Compliant3rd Party Quality TestedIGEN™ Non-GMO TestedSR® Multi-Collagen Complex contains Type I, II, III, V and X collagen plus Vitamin C (an essential micronutrient needed for collagen synthesis) and Hyaluronic Acid (a component of skin & joint fluid).