... 4.Used for health food,cosmetics,soft drinks [The origin]: Fish skin, Fish scale[Ingredients]: Protein ≥ 91% hydroxyproline ≥ 9.3% ... of InspectSpecificationInspection ResultAppearancewhite flowing powderpassProtein,%≥90%91.5%Odorlight fish smellpassMoisture,% ≤85.6 Molecular weight≤1500DapassAsh,%≤2passArsenic(as ... in this product, please feel free to contact with us. fish collagen powder food grade