Skyherb’ s Green coffee bean Extract is naturally extracted from unroasted green coffee beans and results in a high level of Chlorogenic acid and other caffeoylquinic acids. SPECIFICATION: Sources: Coffea arabica L. Active Ingredients: Chlorogenic acid, Cynarin, caffeoylquinic acid  -Chlorogenic acid ( CAS NO. 327-97-9) : 30% , 45% , 50% ; tested by HPLC -Total Chlorogenic acids: 50% , 60% , 70% ; tested by HPLC DESCRIPTION: Shelf Life: 36 Months Packing: 25kgs/ drum Lead Time: In stock Price Terms: T/ T, L/ C at Sight Inner packing: 25kg/ double-layer aluminum foil bag Outer packing: Fiberboard drums Also can according to customer' s demands. FUNCTION: The main constituents of coffee include polyphenol compounds, polysaccharides and caffeoylquinic acid derivatives such as Chlorogenic acid and Cynarin. Chlorogenic acid, long known as an antioxidant with potential anti-cancer activity, also slows the release of glucose into bloodsteam after a meal. When green coffee beans are roasted, the Chlorogenic acid content is degraded, along with most of its antioxidant activity.