Eating tofu for a day may not show significant changes in body weight, or there may be a temporary decline, depending on the individual. The raw material of tofu is generally soybean, 100g of tofu contains 10.9g of protein, 3.7g of fat, 4.2g of carbohydrates, 164mg of calcium, 1.9mg of iron, etc., which is of high nutritional value as a food. Moreover, the calorie content of tofu is low (about 81 calories per 100g) compared to other foods, such as all kinds of staple foods and meat foods, etc. If you consume tofu for one day, the intestinal absorption and digestion is faster, and there is no large amount of post-digested food in the intestines, and the body weight of some people may experience temporary weight loss. However, eating tofu for just one day will not usually result in significant weight loss for most people. For weight loss, too much of a single food type is also not conducive to good health. It is recommended that in addition to high-protein foods such as tofu, you also need to consume appropriate carbohydrates and dietary fiber foods. In daily life, to promote healthy weight loss, in addition to diet control, but also need to carry out appropriate physical exercise.