Super Calcium Magnesium by Schiff/Bio Foods.This supplement combines calcium with other nutrients that Enhance with calcium metabolism such as magnesium, vitamin D, and boron. Calcium is vital for building strong bones and teeth, muscle function, release of hormones and enzymes, and assists nerves in transmitting impulses. Magnesium is a mineral that is needed for over 100 enzymatic reactions in the body, including those for nerve and muscle function, regulation of body temperature, energy metabolism, and DNA and RNA synthesis. Magnesium also improves calcium absorption. Magnesium plays important roles in cardiovascular health, mood, maintenance of bone mass, and health of all tissues. Regular exercise and healthy diet with enough calcium Enhances lean and young adult women, who are at risk of osteoporosis later in life, maintain good bone health and may reduce their risk of osteoporosis (white and Asian women are particularly at risk for osteoporosis). Adequate Calcium intake is important, but daily intakes above 2,000 mg are not likely to provide any additional benefit.