Calcium is essential for healthy bones and teeth as well as healthy cardiovascular and nervous system function. Although calcium is the most abundant mineral in the human body we also need other trace minerals for its optimal absorption and retention. Ultimate CAL provides 230 mg of calcium per serving, plus trace minerals essential for good bone health; including phosphorus, magnesium, zinc, potassium and boron. It’s the ultimate choice for anyone concerned about getting proper amounts of calcium. For best results, use Ultimate CAL as part of a full nutritional program that also includes Ultimate Classic and Ultimate EFA .