O Nutricia collagen helps plump the outer layer of your skin naturally, thus reducing the appearance of fine lines and other flaws. Hair is improved by replenishing the hair follicles with collagen. Cartilage is regenerated by stimulating chondrocytes. Stimulating osteoblasts, improves bone density. Collagen contains Proline and Glycine, that can help repair damaged cells in the intestinal wall. Our collagen contains high levels of the amino acids glycine, hydroxyproline, proline and arginine. This very specific composition of amino-acids provides O Nutricia Collagen with nutri-functional properties that cannot be found in other proteins sources. As peptides are of nano size, they can easily pass through the intestinal wall and accumulate in the blood after only 15 minutes, distributing to the connective tissue stimulating endogenous collagen synthesis.