High absorption magnesium contains elemental magnesium chelated with the amino acids glycine and lysine. as an essential dietary mineral, magnesium plays many important roles which include: helping cells produce metabolic energy, supporting optimum nerve function, helping muscles relax properly and maintaining a healthy heartbeat. glycine has been shown to be an efficient carrier for minerals that facilitate absorption in the intestinal tract. glycine is used by the body to form collagen, a key protein in cartilage and connective tissue. lysine is an essential amino acid that assists gastric function.bioperine is a patented herbal extract that enhances nutrient absorption.