Summary: Mothers have experienced the bombardment of calcium tablet advertisements time and time again, urging their families to take calcium supplements every day. This is a correct reminder, because as age increases, the absorption rate of calcium decreases and the loss rate increases, so it is necessary to replenish it in time, otherwise it will continue like this and the chance of suffering from osteoporosis will greatly increase, even in the 30s and 40s. , people are young and their bones are brittle. However, many people know about calcium supplementation, but not many people know how to supplement calcium correctly. Mothers have been bombarded with calcium tablet advertisements many times, telling their families to take calcium supplements every day. This is a valid reminder because with age