Calcium tablets for bones are mainly calcium carbonate D3 chewable tablets, these calcium tablets contain vitamin D, because the body’s vitamin D can promote the body’s absorption of calcium ions, which can increase the efficiency of the application of calcium ions and play a better calcium supplement effect. Calcium carbonate D3 chewable tablets are usually used for the elderly with osteoporosis, menopausal women, and congenital calcium ion intake deficiencies. In addition, you should also increase some outdoor exercise, more sunshine, which can also promote the body to increase the vitamin D, which helps the further absorption of calcium ions, and eat more meat, milk, eggs, as well as bone soup, black fish soup, carp soup and other foods with more calcium ions, can also effectively play the effect of calcium supplementation.