Natural plant foods and traditional herbal medicines play an important role in lowering blood sugar and blood lipids. In recent years, with the change of people's lifestyle and eating habits, the incidence of diabetes has increased sharply, and it has become one of the diseases with the highest incidence in the world. Type II diabetes is the most common form, accounting for 90% to 95% of all diabetic patients. At present, most of the hypoglycemic drugs used clinically are chemically synthesized drugs. Although these drugs have quick effects, there are common adverse reactions such as abdominal distension, abdominal pain, and diarrhea. my country is rich in plant resources, and the hypoglycemic substances screened and isolated from natural plant foods and traditional herbal medicines have become a research hotspot because of their safety, non-toxicity, rich sources and development value.

With the aging of the population and changes in the social environment, coupled with the imbalance of dietary structure, the incidence of the three highs is increasing year by year and tends to be younger. Compared with the chemically synthesized hypoglycemic and antihypertensive drugs circulating on the market, the ingredients in plants have the advantages of wide source of raw materials, affordable price, and weak side effects.