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Usnic Acid, a Natural Antimicrobial Agent
Dec 28, 2017

Usnic acid extracted from usnea. It is used to stop bleeding, antibacterial, anti-inflammatory, wound healing, in addition to dental plaque, to enhance human immunity, and to have a good effect on oral ulcers and vaginitis. It is often used as an additive for toothpaste and cosmetics.


Usnic acidis a broad-spectrum antibiotic, has strong inhibitory effect on the majority of gram positive bacteria, can inhibit the growth of Mycobacterium tuberculosis. If combined with a small amount of streptomycin, the effect of the inhibition of Mycobacterium tuberculosis can be greatly strengthened and the toxicity is very small. Usnic acid also has inhibitory effect on parasite, Trichomonas vaginalis. A Cui liver regeneration in rats fed usnic acid partial hepatectomy. In clinical, it has a certain effect on malaria, and it has a certain effect on trauma, burn and dermatosis, cervicitis and so on. In addition, also can be used as antibiotics "of feeding raw materials

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