Collagen PeptidesHydrolyzed Grass Fed Bovine Collagen Peptides Collagen is a protein that provides structural support to cartilage, bones, connective tissue, ligaments, and tendons. Collagen is also extremely beneficial for gut health because it enhances digestion and helps repair the gut's lining. Collagen production declines as we age, so supplementing with collagen peptides is often recommended. Just like any other supplement, not all collagen powders are created