Tomatoes and tofu can be eaten together, usually not harmful, the general population as long as no allergies are allowed to eat. Tomatoes are annual or perennial herbs of the tomato family, widely cultivated in both the north and south of China. The water content of tomato is very high, can reach 94.4%, carbohydrate is the main nutrient of tomato, accounting for 4%. In addition, the most abundant mineral in tomatoes is potassium, with a value of 163mg/100g; the most abundant vitamin in tomatoes is carotene, with a value of 550mg/100g. Tofu is a time-honored ingredient made from soybeans and is known as “plant meat. Tofu contains a large amount of water, the proportion of water can reach 82.8%, the main nutrient is protein, accounting for 8.1%. In terms of minerals, the content of calcium in tofu is the most, the specific value is 164mg/100g; in terms of vitamins, tofu contains more niacin, the content is 0.2mg/100g. Eating tomato and tofu together can provide the organism with more comprehensive nutrition and is usually not harmful. Patients can consume both as long as they are not allergic to tomatoes and tofu.