Drinking tea appears diarrhea and fasting tea, drinking head tea, strong tea related, often drink tea on the human body more benefits, tea inside the caffeine can play a role in promoting gastric secretion, can help digestion, decomposition of fat, and can lose weight, the brain’s cells have a protective effect. Each person’s body constitution is different, and some people are prone to diarrhea after drinking tea. Drinking tea should avoid drinking tea on an empty stomach, drinking tea in the morning, the stomach inside more stomach acid, tea inside the substance and stomach acid resistance, resulting in the performance of diarrhea in the human body. Tea inside the tannic acid and theophylline intolerance, causing intestinal allergies, will also have the performance of diarrhea. Some people like to drink head-brewed tea when they drink tea, and the pesticides and dust left on top of the tea leaves will cause diarrhea when ingested into the stomach. Just after eating should avoid drinking tea, because it will stimulate the gastrointestinal tract rapid peristalsis leading to diarrhea. People with a cold body should avoid drinking strong tea or herbal tea, which can cause stimulation to the gastrointestinal tract causing diarrhea.