Rosmarinic acid is an acid containing polyphenolic hydroxyl groups, which was first isolated and extracted from the rosemary plant in 1958. Rosmarinic acid is widely distributed, from lower mosses to higher dicotyledonous plants, mainly in Labiatae, Boraginaceae, Cucurbitaceae, Tiliaceae, Umbelliferae. It is a natural antioxidant with strong antioxidant activity that helps prevent cellular damage caused by free radicals, thus reducing the risk of cancer and arteriosclerosis. It has demonstrated its important application value in the fields of pharmacy, food, cosmetics and so on.
1. Application in medicine
(1) Antioxidant effect
Bulk Rosemary Extract Rosmarinic Acid can terminate the chain reaction of lipid peroxidation by competitively binding lipid peroxygen
(2) Antibacterial effect
It has broad-spectrum antimicrobial activity, inhibiting both bacteria and fungi.
(3) Antiviral effect
Rosmarinic acid has inhibitory effects on human immunodeficiency virus, herpes virus, and Japanese encephalitis virus.
(4) Anti-inflammatory effect
Rosmarinic acid has good anti-inflammatory activity. Because of its anti-inflammatory high efficiency, low toxicity, low adverse reactions and other advantages.
2. Rosmarinic acid benefits for skin
(1) Ultraviolet rays from the sun and other ionizing radiation lead to the production of active oxygen, causing DNA damage in cells and changing the stability of the internal environment of the skin. Rosmarinic acid can inhibit the skin changes caused by ultraviolet radiation, and has photoprotective properties on human keratinocytes. It can therefore be used in skin care cosmetics to combat oxidative stress caused by UVA and as a photoprotectant in dermatology.
(2) Anti-aging:
Its anti-aging mechanism is that its antioxidant components can improve the body‵s antioxidant enzymes, remove excess free radicals in the body, and maintain the balance of free radical metabolism, thereby reducing the lipid peroxidation of the biofilm caused by free radicals and protecting the body‵s immune system. Normal metabolism.
(3) Antioxidant:
It is an important component in rosemary extract. It has strong antioxidant activity, and its antioxidant activity is stronger than vitamin E caffeic acid, chlorogenic acid, folic acid and so on. It can effectively remove active oxygen in environmental pollution, inhibit the formation of melanin, and has excellent whitening and moisturizing effects.
(4) It has a strong astringent effect, can promote blood circulation in the scalp, regulate greasy skin, improve hair loss, and reduce the occurrence of dandruff.
(5) It also has strong anti-inflammatory activity, which can protect the skin, strengthen the skin, and promote skin function. The antibacterial and antiviral functions of rosmarinic acid can inhibit acute infection and chronic infection, it is resistant to ultraviolet rays, and can inhibit the synthesis of elastin. These all make it an excellent natural addition to skin care products.
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