Pine Bark Extract Product Name: pine bark extract, pine bark proanthocyanidins Active ingredient: oligomeric proanthocyanidins (OPC), high polymer proanthocyanidins (PPC) Specification: 95% detection method: UV Product Characteristics: dark purple, powder. Solubility: soluble in water and ethanol targets arsenic Quality: ≤0.2mg / kg of lead: ≤0.2mg / kg of mercury: ≤0.02mg / kg cadmium: ≤0.2mg / kg dry weight loss: ≤5% of total bacteria: ≤1000cfu / kg E. coli: ≤40cfu / kg mold: ≤25cfu / g yeast: ≤25cfu / g Pathogens: not detected package: 2.5kg double vacuum bag, 25kg cardboard drum Products and Applications: bark bark Bengtsson from Daxinganling Kesong genus larch tree trunks endothelium, edible, medicinal, inhibits lipoprotein oxidation and hydroxyl "radical" induced DNA damage; the treatment of asthma; anti-edema; to protect the skin from UV infringement; anti-inflammatory and immunomodulatory; prevents tumor necrosis factor α-induced atherosclerosis; reduce the human blood "bad cholesterol." Increased plasma antioxidant capacity and alters plasma lipoprotein; protect the retina from oxidative stress caused by the injury; adjuvant treatment of diabetic retinopathy, retinopathy help prevent and treat other effects. Pine Bark bark proanthocyanidins proanthocyanidins are Daxinganling unique larch bark as raw material, the use of ultrasound countercurrent extraction, ultrafiltration membrane separation technology from the high-speed centrifugation, contains oligomeric proanthocyanidins (OPC) and high polymer proanthocyanidins (PPC ), can be widely used in health care products, pharmaceuticals, cosmetics, and other fields.