Usnic acid is extracted from Usnea. Also known as old man's beard, Usnea is not a plant but a lichen—a symbiotic relationship between an algae and a fungus. Usnic acid are used for hem ostasis, antibacterial, anti-inflammatory, wound healing, in addi -tion to dental plaque, enhance human immunity, oral ulcer disease and vaginitis has a better effect.
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Premium Quality Lichen Extract Cosmetic Additive 98% Usnic Acid Powder
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