Prevention from Osteoporosis with Calcium supplement?

This fact might be true for those whose age still haven exceed 35 years old as the peak bone mass is achieved around that age. Thereby, drinking more milk and taking calcium supplement would likely to increase the bone mass and prevent drastic deterioration of bone mass at old age. In addition, Vitamin D supplement would also helps in Calcium absorption. For those elderly who take calcium supplement, however, in contradict; serve as a poison leading to hypercalcemia. They will have plenty of symptoms including tetanus, convulsion, moan and groan. Advertisements in milk or calcium supplement at old age are actually misleading to the public.