Product name: blueberry extractive       
Plant origin: fruit of huckleberry
Product specification: 25% Europe standard
Testing method: UV
Appearance: royal purple or purple black fine powder
Smell character: distinctive smell
Function and uses:
Protect eye sight, prevention of blindness, glaucoma, cataract, retinal hemorrhage;
Intensifying blood vessel of brain, myocardial-vascular, coronary artery, kidney blood vessel;
Solubility: soluble in water
Scope of application:
medical material
health care product
cosmetics

Above information has not been approved by State Food and Drug Administration yet. From published document and for reference only