Clinically studied ingredients. Dr. Axe formula. Clinically proven to promote healthy skin, hair, joints & digestion. 5 Types of Food Source Collagen: Type I, II, III, V & X. Grass-fed. Pasture raised. The multi collagen you love + more benefits. Clinically studied ingredients to deliver real results. Learn more. Ancient Nutrition transforms your health and vitality with history's healthiest whole food nutrients. Our Multi Collagen Protein is uniquely formulated with 5 types of food source collagen that are clinically proven to promote healthy hair, skin, joints and digestion. Clinically-studied source of Types of V and X collagen to improve crow's feet after 4 weeks. Clinically-studied source of Types V and X collagen to reduce joint discomfort in 7 days. Ancient Nutrition for the modern world. Skin. Gut. Nails. Hair. Joints. Color and odor may vary from lot to lot. Packaged by weight, not volume. Settling may occur.