L-Serine

Our L-Serine powders will be back in stock January 2026, our apologies for the inconvenience. In you would like to be placed on a contact list to be notified please email info@jomarlabs.com or call 1-800-538-4545. First isolate in 1865 from sericin, a silk protein, Serine is a nonessential amino acid, which can be synthesized in the body from Glycine. Serine is required for the metabolism of fat, tissue growth and the immune system as it assists in the production of immunoglobulin and antibodies. Some derivatives (e.g., ethanolamine) are also important components of the phospholipids found in biological membranes. It is a constituent of brain proteins and nerve coverings and is also important in the formation of cell membranes. Serine can be also used in cosmetics as a skin moisturizer. Internal production requires adequate amounts of B-3 (niacin), B-6, and folic acid. Jo Mar sells 100% pure, U.S.P. grade L-Serine in both powder and capsules. The powder is water soluble and weighs abou