Lycium barbarum is sweet, which can nourish liver and kidney, benefit eyesight, nourish blood and enhance human immunity. For modern people, the most practical function of Lycium barbarum is to resist fatigue and lower blood pressure. In addition, Lycium barbarum can protect liver, lower blood sugar, soften blood vessels, and reduce the levels of cholesterol and triglyceride in blood, which has certain curative effect on patients with fatty liver and diabetes. Although Lycium barbarum has a good nourishing and therapeutic effect, it has a strong warming effect, so people with colds, fever, inflammation and diarrhea had better not eat it.