... pollution.Fresh:Directional zymohydrolysis technology of leading international,using 100% Gadous macrocephaius skin by low temperature,reserving activity ... yogurt, meat products, protein drinks, collagen health products, fruit juice etc.Efficacy: complement collagen /amino acids that human body ... viscosity of aqueous solution collagen is 0 to 100 cP. As the temperature increases,the viscosity become ...