I think it is necessary to abide by the principle of 2 1 1. Two fists of vegetables, staple food 1 fist, high protein 1 fist. Vegetables follow the principle of less oil and less salt. The staple food is mainly coarse grains and foods rich in dietary fiber, and the high protein is mainly eggs, chicken and milk. Yuanjing animal husbandry A2 pure milk is very good. This kind of milk is similar to breast milk, close to human digestive system, rich in nutrition, healthy and easy to absorb.