Acucal Tablet contains Calcium, Vitamin D and Magnesium. Acucal Tablets are used for Calcium & Vit deficiency states, pregnancy and lactation, rickets, post menopausal, chronic renal failure.Calcium is a natural mineral that works by holding onto phosphate from the diet so that it can pass out of your body.Vitamin D3 is one of the most useful nutritional tools we have at our disposal for improving overall health. Vitamin D controls phosphorus, calcium, and bone metabolism and neuromuscular function. Magnesium helps the body to use vitamins and minerals such as calcium and vitamin D. Magnesium use vitamin D by converting it into a form the body can use. Magnesium is important in helping vitamin D to maintain calcium in the body and is essential for bone health. Use under medical supervision.