People eat raw onions in moderation to supplement protein, carbohydrates and other nutrients, a large intake is not conducive to the health of the gastrointestinal tract. Raw shallots generally do not have the efficacy of treating diseases. Onion contains 91g of water, 1.7g of protein, 6.5g of carbohydrates, 60mg of carotene, 17mg of vitamin C and other nutrients, moderate intake can supplement the body’s nutrients needed to provide energy for the body. Usually people eat raw onions in moderation without the efficacy of treatment of disease, should be taken seriously. Because onions are spicy and stimulating food, if people eat raw onions for a long time, a large number of raw onions, may cause gastrointestinal tract stimulation. Since there is no special effect of eating raw onions, people should not blindly believe that eating raw onions can achieve certain effects or cure diseases. In daily life, people are advised to consume fresh, washed and cooked shallots. Those who have recently suffered from stomach discomfort or gastric diseases should avoid eating raw onions, garlic and other spicy and irritating foods.