Nuts are eaten on the solstice in winter, and there is a local custom of eating jiaozi. Winter solstice diet should be diversified and light. During the solar term from winter to Sunday, diet and health-preserving drugs are not as good as food supplements. Scientific health preservation and proper conditioning in winter solstice season can enhance physical fitness and reduce diseases. According to different individuals, appropriate food supplements should be selected accordingly, so as to achieve real health-preserving effect.

Although there are many oil components in nuts, they are mainly unsaturated fats. Therefore, it has the functions of lowering cholesterol, treating diabetes and preventing coronary heart disease. Nuts contain a lot of nutrients such as protein, minerals and fiber. , and contains a lot of vitamin E with anti-wrinkle effect, which is of great help in fighting aging and cancer. At the same time, it also has the function of keeping out the cold, which can enhance physical fitness and prevent diseases.

It is not advisable to eat too greasy or spicy food in winter. Eating too spicy food can only lead to the accumulation of internal heat and stagnation of heat. Overeating mutton and other fat and sweet flavors can easily lead to indigestion, dampness and phlegm. Diet can be based on the principle of "three more and three less", that is, more intake of protein, vitamins and cellulose, less intake of sugar, fat and salt.