Mag-2:1 Cal contains a combination of the minerals magnesium and calcium in a ratio of two magnesium to one calcium. These minerals are bonded to succinic acid to form bioavailable magnesium and calcium succinate. Calcium and magnesium are essential for the proper functioning of nerves and muscles, including the heart muscle. Directions: One capsule taken three times a day with food or as professionally directed. Additional Information - Magnesium is needed to support cardiovascular health. - Magnesium and calcium are required to support the function of nerves and muscles. - Magnesium and calcium are important in the skeletal structure and are central to energy release. - Magnesium is a co-factor in many enzyme systems and hormones. - Calcium is needed for the formation and maintenance of bones and teeth. - Calcium helps to support blood lipid health. - Calcium and Magnesium may help to support sleep patterns. - Succinic acid improves absorption of minerals. Product Information per Daily Intake IngredientAmountProviding% EC RDA Magnesium216mg 58 Calcium153.9mg 19 Ingredients: Magnesium Succinate, Calcium Succinate, Capsule Shell (Hydroxypropyl, methylcellulose), Anti-caking Agent (Magnesium Stearate). Warnings - Caution is advised for individuals with colitis, gastritis or ulcerative conditions of the stomach/colon. - If you are under medical supervision, please consult a doctor before use.