Bone-nourishing calcium tablet

The invention discloses a calcium tablet for nourishing bones, which is characterized by consisting of the the following parts of components by weight: 10 portions to 18 portions of enzymatic hydrolysate bone powder, 7 portions to 17 portions of xylitol, 1 portion to 3 portions of vitamin C, 18 portions to 28 portions of biological calcium carbonate, 0.8 portion to 1.5 portions of magnesium stearate, 18 portions to 25 portions of raw milk powder, 2 portions to 5 portions of bovine colostrum powder, 20 portions to 30 portions of sorbitol, traces of vitamin D3 and vitamin K3. In the formula of the invention, complex calcium is easiest to be absorbed and effectively utilized by human body, and calcium in molecular state is absorbed and utilized by human body subsequently; meanwhile, xylitol, which is a noncaloric sweetener and very conducive to the calcium supplementation of diabetic patients is added.