A Dietary Supplement. Vegetarian/Vegan. Non-GMO. Nervous system support. Supports energy production. critical for enzyme function. Natural color variation may occur in this product. Capsule size. Magnesium is a mineral that is critical for energy production and metabolism, muscle contraction, nerve impulse transmission, and bone mineralization. It is a required cofactor for an estimated 300 enzymes. Among the reactions catalyzed by these enzymes are fatty acid synthesis, protein synthesis, and glucose metabolism. Magnesium status is also important for regulation of calcium balance through its effects on the parathyroid gland. Family owned since 1968. Produced in a GMP facility that processes other ingredients containing these allergens. GMP: Quality assured. nowfoods.com. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.) Made and quality tested in the USA with globally sourced ingredients.