Calcium tablets provide the body with the efficacy of calcium, specifically as follows: 1, to enhance the strength of the bones, because the important component of the bones is calcium, if calcium tablets calcium can make the bones have good hardness, strength; 2, to maintain nerve and muscle activity, the appropriate increase in calcium can prevent the increase in neuromuscular excitability, and avoid the occurrence of convulsions; 3, to maintain the integrity and stability of cell membranes, but also to regulate the secretion of hormones and neurotransmitters release, so that the body’s metabolism proceeds more smoothly.