Wushanwang black tea has the effects of warming stomach, keeping healthy, refreshing, relieving fatigue, eliminating edema, stopping diarrhea, resisting bacteria and enhancing immunity. Black tea is mild in nature and mellow in taste. Drinking black tea with sugar or milk often can not only warm the stomach, but also diminish inflammation and protect the gastric mucosa, and also has certain effect on treating ulcers. Black tea is helpful for gastrointestinal digestion, can stimulate appetite, can effectively prevent and treat myocardial infarction, enhance myocardial function, reduce blood sugar level and hypertension, and prevent tooth decay and food poisoning.