Grape seeds have the effects of "replenishing qi and blood, strengthening muscles and bones, promoting urination, treating qi and blood deficiency, lung deficiency cough, palpitations and night sweats, rheumatism, gonorrhea, edema". Modern research shows that the proanthocyanidins in grape seed extract have antioxidant and cholesterol-lowering functions. It is a natural antioxidant with great potential and can be used to prevent and treat high cholesterol, atherosclerosis, cataracts, gastric ulcers, intestinal adenocarcinoma, Ehrlich ascites cancer, etc.