The birth of a child is like an angel arrival for every family, so parents pay special attention to the growth of their children and always want to give them something better. Of course, parents are concerned about not only their children's academic problems, but also their children's health problems. It is often said that "children are often short of calcium, iron and zinc, and it is very important to supplement calcium, iron and zinc", so parents will pay special attention to whether children are short of calcium, iron and zinc.

However, the reason why calcium, iron and zinc can become the focus of parents' long-term attention must be because they are very important to children's health. So what are the functions of calcium, iron and zinc?

Function and efficacy of calcium, iron and zinc;

1. Calcium: Calcium is a coagulation factor involved in the coagulation process. When the skin is cut, calcium ions will activate thrombin, start the coagulation mechanism, and achieve the effect of hemostasis. [ 1]

2. Iron: Iron is a component of red blood cells, and hemoglobin participates in the transport of oxygen, so iron can reduce fatigue caused by deficiency of qi and blood. [ 1]

3. Zinc: Zinc is one of the essential trace elements for human body, which can not only stimulate appetite, but also improve human immunity. [ 1]

How to supplement calcium, iron and zinc?

In daily life, we can supplement calcium, iron and zinc through diet. We can eat milk, egg yolk, walnuts, mushrooms and so on. For calcium supplementation, milk not only contains high calcium content, but also is easily absorbed by the intestine. Spinach, lean meat, chicken, cherries, peaches and other foods all contain more iron, but it should be noted that spinach contains a lot of oxalic acid, which should not be eaten with calcium at the same time, otherwise calcium will easily form precipitation in the intestine; Lean meat, pork liver, oysters and other foods all contain zinc.