Parents always provide various kinds of delicious foods for their babies so as to maintain the healthy growth for them. In fact, not all the foods are suitable for one-year-old babies to eat, as the digestive system of these small babies is very tender and it can not bear all the foods. 

The refined grain should not be provided too much for children, as the vitamins contained in refined grain have been seriously destroyed. The lack of vitamins will seriously threaten the development of internal organs of children. For example, the adequate supplementation of vitamin B complex will affect the development of the nervous system of babies. In addition, the lack of chromium will affect the normal eyesight to cause myopic eyes.

is not suitable for small babies to eat. The protein molecules contained in egg white are relatively small, and they can directly enter the blood through the intestinal wall to cause various symptoms of allergy. Therefore, parents should not breed their one-year-old babies with egg white.

The certain kinds of fish containing high content of mercury should be avoided. The mercury can exist in the fish in the form of methyl mercury which can affect the nervous system inside the human body to affect the physical health of pregnant women, fetuses and small babies. Various kinds of fish contain such a kind of substance, such as dorado and sailfish. All these kinds of fish should be prevented.

Vegetables can provide abundant nutrients like vitamins and mineral substances for the human body. However, the vegetables containing oxalic acid should not be provided for babies. The oxalic acid will not be absorbed by the human body and it can affect the absorption of calcium contained in the foods to cause the unhealthy development of bones and teeth of babies.

Even fruits should be provided for babies selectively. Generally speaking, fruits can supplement essential nutrients like vitamin C for the bodies of babies. However, some fruits can cause allergy. Allergy will cause various symptoms, such as diarrhea and bellyache. Mango contains some chemical substances which can stimulate the mucous membrane of the skin and cause dermatitis. Pineapple contains some kinds of active substances to stimulate the human skin and blood vessels. Therefore, parents should be careful to choose suitable fruits for their children.

In addition, the drinks like coffee and tea should be strictly kept away from babies. They will affect the normal mood of babies and disturb the biological clock.