H4U collagen hydrolyzate powderH4U. Food supplement based on hydrolyzed collagen, magnesium, hyaluronic acid and vitamin C. Its sweetened formula does not contain gluten. This supplement is indicated to improve the health of joints, bones and muscles. It contains vitamin C that contributes to the formation of collagen for the normal function of bones and cartilage. Magnesium, in turn, contributes to the functioning of muscles and the maintenance of bones under normal conditions.