Bluebonnet Magnesium Aspartate delivers 400 mg of this versatile mineral in each serving. Magnesium plays a role in over 300 enzymatic processes in the body. Supports energy production, muscle development and cardiovascular health. Free of milk, egg, fish, crustacean shellfish, tree nuts, peanuts, wheat, soybeans, gluten, barley, corn and sodium. Kosher Pareve.