Rosmarinic acid is a water-soluble natural phenolic acid compound isolated from the Lamiaceae plant rosemary. Among the various plants of Umbelliferae, especially those of Labiatae and Boraginaceae have the highest content. Rosmarinic acid is a natural antioxidant with strong antioxidant activity. Its antioxidant activity is stronger than that of vitamin E, caffeic acid, chlorogenic acid, folic acid, etc. It helps to prevent cell damage caused by free radicals, Thus reducing the risk of cancer and arteriosclerosis. Rosmarinic acid has strong anti-inflammatory activity. At the same time, rosmarinic acid also has antibacterial, antiviral, and antitumor activities. Its properties of inhibiting acute and chronic infections, anti-ultraviolet rays, and inhibiting elastin degradation have made rosemary Acids become additives in cosmetics. At present, rosmarinic acid has shown its important application value in the fields of pharmacy, food and cosmetics.
1. Food field: As a natural and efficient antioxidant, rosmarinic acid can replace BHA and BHT in animal and vegetable oils, dairy products, oil-rich foods, candies and baked foods; it can also be used as a spice in various soups And seasoning food; and both antiseptic and antibacterial effect. In Japan, perilla extract rich in rosmarinic acid is used as a garnish to improve the shelf life of fresh seafood.
2. In the field of health care products: anti-tumor, anti-hepatitis and liver damage protection, anti-nephritis, anti-thrombosis and anti-platelet aggregation effects, etc., as well as refreshing, memory enhancement, tension and drowsiness and other effects.
3. Cosmetics field: used in skin care products to remove stains, anti-oxidation, increase skin elasticity, delay aging, etc.; used in shampoo and hair care products, can promote scalp blood circulation, improve hair loss, reduce scalp Prevents the occurrence of dandruff and stimulates hair growth, moisturizes hair. Therefore, rosmarinic acid can be used as an excellent additive in cosmetics.