Vital Proteins Marine Collagen, 221 g, Unflavored Fish-Based Food Supplement PowderDiscover the ocean's secret to radiant skin and strong joints with Vital Proteins Marine Collagen. Sourced from wild caught fish, this premium 221g powder delivers pure, bioavailable collagen peptides that your body can easily absorb and put to work. Unlike traditional collagen supplements, marine collagen features smaller peptide molecules that penetrate deeper into your skin's layers, promoting elasticity, hydration, and that coveted youthful glow.