The most nutritious thing is rice. Ordinary rice, also known as japonica rice or polished rice, is translucent, oval or oval, with high rice yield, small rice swelling, but high viscosity. As a daily edible rice, japonica rice contains starch, protein, fat, vitamin b 1, nicotinic acid, vitamin C, calcium, iron and other essential nutrients, which can provide nutrition and heat for human body. Cooking porridge with japonica rice has a history of 2000 years in China. The top layer of porridge oil can replenish fluid and essence, which is of great benefit to nourishing yin and tonifying kidney essence, and is most suitable for patients, parturients and the elderly. Japonica rice has the functions of strengthening the spleen and stomach, invigorating middle qi, nourishing yin and promoting fluid production, relieving vexation and thirst, moistening intestines and stopping diarrhea. Can be used for spleen and stomach weakness, polydipsia, malnutrition, post-illness weakness and other symptoms, but diabetic patients should be careful not to eat more. The most detoxification is glutinous rice, also known as glutinous rice. Because it is fragrant and sticky, it is often used as a flavor snack and is deeply loved by everyone. Glutinous rice contains protein, fat, sugar, calcium, phosphorus, iron, vitamin b2, rich starch and other nutrients. Brown rice is the most helpful for digestion. The so-called brown rice is "light yellow rice" in which the brown rice is removed from the rough chaff shell and the germ and endothelium remain. The contents of protein, fat and vitamins in brown rice are more than those in polished rice. Crude fiber molecules in rice bran layer contribute to gastrointestinal peristalsis and are effective for gastrointestinal diseases such as stomach disease, constipation and hemorrhoids. Brown rice is more nutritious than polished rice, which can lower cholesterol and reduce the chances of heart disease and stroke. Brown rice is suitable for the general population. However, due to its rough taste, dense texture and time-consuming cooking, Gu Wanli suggested washing it before cooking, soaking it in cold water overnight, and then soaking it in an autoclave with soaking water for more than half an hour. The most tonifying kidney is black rice, which is nutritious and contains protein, fat, B vitamins, calcium, phosphorus, iron, zinc and other substances, and its nutritional value is higher than that of ordinary rice. It can obviously increase the content of hemoglobin and hemoglobin in human body, which is beneficial to the health care of cardiovascular system, the development of children's bones and brains, and can promote the recovery of lying-in women and the weak after illness. It is an ideal nutritional and health food. The most beautiful is coix seed, also known as coix seed, coix seed. Coix seed has high nutritional value and is known as "the king of grass in the world". Coix seed is rich in nutrition, which contains many amino acids such as Coix seed oil, Coix seed fat, sterols, amino acids, arginine, vitamin b 1, carbohydrates and other nutrients. Has the effects of promoting diuresis, eliminating dampness, invigorating spleen, relieving diarrhea, and clearing away heat and toxic materials. Chinese medicine believes that coix seed is sweet and light in taste, slightly cold in nature, and enters the spleen, stomach and lung meridians, which has therapeutic and preventive effects on diarrhea due to spleen deficiency, severe muscle soreness and joint pain. The most nourishing thing for the stomach is millet, also known as rice, millet and millet. It is rich in protein, fat, sugar, vitamin b2, nicotinic acid, calcium, phosphorus, iron and other nutrients. Because millet is easily digested and absorbed by human body, it is called "healthy rice" by nutrition experts. Millet has the effects of invigorating spleen, regulating middle energizer, benefiting kidney qi, clearing away deficiency and heat, inducing diuresis and treating polydipsia. It is a good nutritional rehabilitation product for treating spleen and stomach weakness, physical weakness, impaired essence and blood, postpartum weakness and anorexia. Gu Wan Li pointed out that because millet is slightly cold, people with qi stagnation and elderly people with weak constitution and long urine should not eat more.