As early as Huangdi Neijing? Su Wen put forward the principle of "five grains for nourishment, five fruits for help, five livestock for benefit, five vegetables for filling, and the combination of smells to replenish essence", which also explained the dominant position of five grains in diet. The dietary guidelines for China residents also clearly point out that the principle of "diversification of food, mainly cereals" should be followed. It is the most scientific and reasonable choice to give priority to whole grains, appropriate vegetables and a certain amount of meat.

Health, health first, health, grain first. Whole grains are the basis of daily diet and disease prevention. The whole grains are balanced in nutrition, and contain a high proportion of protein, amino acids, trace elements and vitamins. They can provide rich iron, calcium, selenium, phosphorus, magnesium, vitamin E, B vitamins and carotene, and are the most natural health products. Whole grain soybean milk is the first choice for health care. After all, a day's work lies in the morning.