2. Its main functions are invigorating stomach, promoting digestion, detoxicating, enhancing immunity, abdominal pain and diarrhea, and muscle and vein contracture. It is not suitable for patients with internal heat due to yin deficiency, weakness of bones and muscles, deficiency of stomach yin, and chronic diarrhea. Papaya is beneficial to pregnant women and fetuses, but it is not recommended for those with the above conditions accompanied by amniotic fluid deficiency, and it is not suitable for people with gastric acid or dentine hypersensitivity.