1. Breast milk. Breast milk is not only the best food for children’s physical and intellectual development. And it has the effect of preventing colds. 2, rich in vitamin A food. Pediatricians suggest that the lack of VA in children’s bodies in winter and spring is a major cause of respiratory infections. VA-rich foods are carrots, amaranth, spinach, pumpkin, red and yellow fruits, animal liver, milk and so on. If necessary, oral VA preparations can be taken, the daily dosage for infants is 1500-3000 units, the daily dosage for children is 3000-5000 units. 3, rich in zinc food. Zinc is a lot of viruses, “the nemesis”. In the high season of cold and flu eat more zinc-rich food can help the body to resist the cold and flu virus, because it can directly inhibit the proliferation of the virus. Meat, seafood and poultry are the richest in zinc. In addition, various beans, hard fruits and various seeds are also good zinc-containing foods, which can be used. 4.Foods rich in vitamin C. VC has an indirect role in promoting antibody synthesis and enhancing immunity. All kinds of fresh green leafy vegetables and various fruits are good foods to supplement VC. 5, rich in iron food. Lack of iron in the body can cause impaired production of T-lymphocytes and B-lymphocytes, lowering immune function and making it difficult to fight the cold virus. Animal blood, milk, eggs, spinach, meat and other foods can be supplemented with iron. In addition to the above-mentioned food can enhance the baby’s resistance, but also pay attention to the following matters! 1, adhere to breastfeeding breast milk is rich in immune substances, can enhance the baby’s resistance. It is generally believed that the baby who drinks breast milk is less sick, because breast milk contains immune substances to prevent bacteria and viruses from invading the body IgA antibodies. In addition, it also contains Bifidus factor, which can cultivate intestinal bacteria, lactoferrin, lysozyme, white blood cells, etc., many substances that protect the body. 2.Eating honey helps boost your resistance Add a spoonful of honey to your food or drink to boost your natural resistance. Studies have shown that eating honey every day not only satisfies your sweet tooth, but also boosts the amount of antioxidants in your blood. Researchers at Davis University in California say that antioxidants are used to protect the body by slowing down the process of disease in the body, and that these antioxidants have the ability to scavenge free radicals, which are unstable substances in the body that damage cells. Researchers say that the average person will consume more than 150 pounds of sugar each year, and honey instead of some traditional sugars, may be a healthier choice. 3, babies eat more autumn chestnuts can improve resistance Autumn chestnuts not only contain a lot of starch, protein, fat, B vitamin content is also very rich. I’m afraid it’s hard to think that the fresh chestnut in autumn contains more vitamin C than the tomatoes, which are recognized as rich in vitamin C. It is more than ten times the apple. As we all know, eating more foods rich in vitamin C is a very effective way to improve resistance. Moreover, the autumn climate becomes very dry, easy to make people mouth and tongue sores, this time to eat a few autumn chestnuts every day, in the joint action of vitamin C and riboflavin, but also to prevent mouth ulcers. In addition, often eat chestnuts, but also to maintain the normal function of teeth, bones, blood vessels, prevention of osteoporosis, tendon pain, etc., to delay aging, is the ideal health care fruit. Warm tip: Although the nutritional health value of autumn chestnuts is very high, but also need to eat the right way. It is best to take chestnuts as a snack between meals, or do in the meal to eat, and do not eat a lot after meals. This is because chestnuts contain more starch, eat after meals easy to take in too much heat, is not conducive to maintaining weight.