Zinc is one of the essential trace elements in the human body, and plays an extremely important role in human growth and development, reproductive genetics, immunity, endocrine and other important physiological processes, and is known as the “flower of life”. The following symptoms of zinc deficiency, see if your baby has? 1. Loss of appetite. The amount of food is generally reduced, and some of them may feel no hunger and do not eat actively. 2. Eating strange things indiscriminately. For example, bite nails, clothing, chew toys, hard objects, eat hair, confetti, raw rice, wall dust, dirt, sand and gravel, etc.. 3.Can’t grow taller. For infants within one year of age, parents’ observation is very important because they do not yet have the ability to express themselves. Within one year of age is the first peak of height growth, and every month will grow at least 2-3 cm, and the first six months will even grow 4-5 cm per month, so parents can initially determine whether there is a zinc deficiency problem based on monitoring the child’s height. 4. Slow hair growth. This point is often overlooked by parents. For example, some children’s hair grows for most of the year without any care, which is likely to be caused by zinc deficiency. 5, white spots on the nails, long barbs on the fingers, and map tongue (irregular red and white graphics on the surface of the tongue). 6, hyperactivity, slow reaction, inattentiveness, poor learning ability. 7, especially prone to viral infections. For example, frequent colds and fevers, repeated respiratory infections such as tonsillitis, bronchitis, pneumonia, false sweating, night sweats in bed, etc. 8, recurrent mouth ulcers. If your child has 2-3 of the above conditions you should pay attention. Zinc is one of the essential trace elements of the human body, people usually have some normal diet can not meet the body needs of zinc, in such cases experts recommend eating more food containing zinc. Zinc is mainly found in seafood and animal offal, but other foods contain very little zinc – water, staple foods and eggs, which are popular with children, are almost devoid of zinc, and there are not many vegetables and fruits containing zinc. Lean meat, pork liver, fish, egg yolks, etc. Among them, oysters contain the highest amount of zinc. According to laboratory tests, animal food generally contains more zinc, about 3-5 mg of zinc per 100 grams of animal food, and the amino acids produced by the decomposition of animal protein can also promote the absorption of zinc. Plant foods contain less zinc. It contains about 1 mg of zinc per 100 g of plant food. Various plant foods with high zinc content include beans, peanuts, millet, radish, cabbage, etc. At the same time, it is more effective to take micronutrient supplements in a more targeted manner.