Calcium has important physiological functions for the body’s muscles, bones, nerves and other systems, and is an indispensable trace element for the body. Calcium deficiency will affect the health of the body, calcium supplementation should be carried out in a timely manner. Want to calcium supplementation to achieve better results, to do the following: a. Choose the appropriate method of calcium supplementation 1. calcium food: diet more milk, lean meat, seafood, etc. Avoid eating high-calcium food on an empty stomach, so as not to damage the gastric mucosa calcium ions, affecting calcium absorption. In addition, stone patients should consume foods containing vitamin D, such as various eggs, animal offal, deep-sea fish, etc., which can promote the absorption of calcium. You should drink less carbonated beverages and avoid greasy food on a daily basis to avoid affecting the absorption of calcium. 2. Calcium supplementation drugs: Drugs commonly used for calcium supplementation include calcium gluconate, high calcium tablets, calcium lactate, calcium acetate, calcium citrate, etc. When using drugs for calcium supplementation, pay attention to the content of calcium elements. Menopausal women and post-menopausal middle-aged and elderly people are recommended to take calcium tablets for calcium supplementation due to high calcium loss, and to enhance the intake of high-calcium foods. Because the absorption of calcium requires stomach acid, so calcium supplementation is appropriate during or after meals. Second, increase outdoor activities to properly increase outdoor activities, increase exercise can speed up the body’s metabolism, promote the body’s digestion, absorption and utilization of calcium. In addition, outdoor exercise, human skin after the sun’s exposure, will produce vitamin D, vitamin D has the role of promoting calcium absorption. Third, the treatment of diseases affecting calcium absorption if suffering from some gastrointestinal tract diseases, will affect the body’s digestion and absorption of nutrients, such as upper gastrointestinal bleeding, gastric ulcer, duodenal ulcer, etc., active treatment of these diseases, conducive to the body’s absorption of calcium.