Functions1. Anti-inflammation, fever relief, an analgesic, Relieve acute and chronic pain, including headache, back and neck pain, muscle aches, and menstrual cramps; 2. Anti-rheumatism and function of constringency, an astringent, Control arthritis discomforts. Some arthritis sufferers taking white willow bark have experienced reduced swelling and inflammation, and eventually increased mobility, in the back, knees, hips, and other joints.COATechnical SpecificationProduct NameWhite Willow Bark P.EBotanical SourceSalix alba L.Part usedBarkCountry Of OriginChinaItemsSpecificationsSalicin (HPLC)≥98%AppearanceWhite fine powerOdorCharacteristicParticle size100% passes 80 meshExtract SolventsWater and AlcoholPhysical CharacteristicsLoss on Drying (5h at 105℃)≤5%Density35-65g/100mlHeavy Metals≤10ppmArsenic (As)≤2ppmLead (Pb)≤2ppmMercury (Hg)≤1ppmCadmium (Cd)≤1ppmResidual Solvents≤5000ppmMicrobiological TestsTotal Plate Count≤1000cfu/gTotal Yeast & Mold≤100cfu/gE.ColiNegativeSalmonellaNegative