Now Foods, DHA-1000 Fish Oil Extra Strength, 1000 mg, 90 SoftgelsProduct Description 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 enzymes. Among the reactions catalyzed by these enzymes are fatty acid synthesis, protein synthesis, and glucose metabolism. Malate is an important Krebs cycle intermediate, indicating that it is an important molecule in the production of