Adrien Gagnon Collagen Is Very Abundant In The Skin And The Hyaline Cartilage. Collagen Supplements Contribute To The Replacement Of Degraded Collagen, Resulting From Inflammatory Arthritis, And Help Maintain Adequate Support For The Structure Of The Skin. Synthesis Of Collagen In The Skin Tends To Decrease With Age And Collagen Might Preserve Elasticity Of The Skin.Lysine Assists With The Formation Of Endogenous Collagen Formation, An Important Building Block Of Cartilages.