Vitamin D can effectively promote the absorption of calcium by human body, and it is the golden key to open the door of calcium metabolism. Children need 400 international units of vitamin D every day. In fact, vitamin D can be synthesized by the human body itself. Parents are advised to take their children to bask in the sun properly. Or choose some calcium preparations containing vitamin D, and it is better to supplement vitamin D for absorption.

The intake of calcium and phosphorus by human body must meet a certain proportion. If too much phosphorus is ingested, it will form water-insoluble calcium phosphate and be excreted. Will inevitably lead to the loss of calcium. China people's intake of phosphorus has greatly exceeded the standard because of food and water problems. Especially in infancy, excessive phosphorus will lead to a series of serious consequences.

Extended data:

The introduction of calcium supplementation is as follows:

In the daily diet, you can eat some nutritious and calcium-rich foods, such as milk, eggs, shrimp, sesame, kelp, celery, rape, carrots, radish sprouts and so on. Beans and nuts also contain a lot of calcium, so it is recommended to eat more.

The calcium added by eating is not equal to the calcium absorbed by the human body. The degree of absorption varies from person to person, so it is not proportional. This should be clear. If calcium supplementation is excessive, anorexia, nausea, constipation and indigestion are easy to occur, thus affecting the absorption of nutrients by the intestine. Let it also cause gastrointestinal stones and arteriosclerosis.

People's Network-Health: Calcium supplementation cannot be enhanced by eating 12 method.

People's Network-How to supplement calcium correctly? Seven scientific and reasonable methods of calcium supplementation