Yes, miso soup is good for morning sickness. The main ingredient in miso soup, soybean paste, is rich in vitamins and minerals, including calcium, magnesium, phosphorus, and potassium. These nutrients are important for pregnant women because they help to maintain fluid balance in the body and prevent dehydration. Miso soup also contains probiotics, which are beneficial for gut health. Probiotics can help to reduce the symptoms of morning sickness by promoting a healthy digestive system.