Rosemary extract is highly effective and safe. It is widely used in cosmetics, perfumes, soaps, air fresheners, insect repellents, various animal and vegetable oils, animal feeds, meat products, seafood, flour, sauces, seasonings. In the fields of materials, baked goods, fried products, natural pigments, flavors, biological pesticides, tobacco, etc., especially for the treatment of hematological malignancies, cardiovascular diseases, anti-cancer, HIV-infected infections, treatment of indigestion, prevention of Alzheimer’s disease Heart disease, hyperuricemia, and respiratory diseases bring many conveniences to production and life. In Europe, rosemary has a long history as a food spice and is now used in cosmetics, food and pharmaceuticals. Existing research shows that rosemary has obvious effects in preventing oil oxidation and maintaining meat flavor. Japan has developed a series of rosemary antioxidant products;