Garlic is rich in nutrition, which is not only a popular condiment, but also a good food. Modern scientific analysis has proved that garlic contains protein, which is fragrant and spicy, and it is a favorite seasoning and food. Garlic is not only edible, but also used as medicine since ancient times. According to scientific analysis, garlic contains not only a variety of substances, but also a valuable phytoncide-allicin, which has a strong bactericidal effect and has a good killing effect on staphylococcus, streptococcus, meningitis, pneumococcus, diphtheria, dysentery, typhoid fever, paratyphoid fever, tuberculosis and other bacilli and molds. In foreign countries, Brazilian doctors have reported that 400 patients with intestinal infections were treated with garlic; They all got a full recovery; 1965 the Soviet union was attacked by influenza, and garlic was used as medical medicine, with excellent results. According to research, garlic contains effective components that stimulate human macrophages to phagocytose cancer cells. Fresh garlic juice can inhibit the production of anti-cancer interferon, prevent the spread of cancer cells and delay the development of the disease. Garlic can reduce blood fat deposition and prevent vascular occlusion, and can be used to prevent and treat coronary artery embolism. In a word, the edible value and medicinal value of garlic are quite extensive, and the project has great selectivity around deep processing of garlic. Even if garlic slices, garlic powder and garlic granules are processed to develop edible condiments, allicin can be refined to engage in pharmaceutical production.