Miso soup as a seasoning, moderate consumption can provide the body with protein and other nutrients, there is no drug effect, moderate consumption is not harmful; excessive consumption, easy to lead to excessive calorie intake. Miso soup is made from soybeans, prepared through a variety of fermentation processes, a flavorful seasoning, which is rich in soy protein, as well as oligosaccharides, soybean steroids and other nutrients, but compared to soybeans, more easily digested and absorbed, and is not prone to bloating and so on. Each 100 grams of miso soup ingredients contain 312 calories, of which 2.88 grams of fat, 44.75 grams of carbohydrates, 22.5 grams of protein, can be said to be rich in nutrition. At the same time with other foods, not only can increase the flavor, but also can enrich the source of nutrition, which is beneficial to human health. But speaking as a food, it does not have any efficacy. Moderate consumption of miso soup is not harmful, but excessive consumption can lead to excessive calorie intake and also increase the risk of excessive sodium intake. People who are allergic to soy should not consume miso soup.