We Brand High-grade SOD and SDPP (Spray dried plasma protein) from China, Superoxide dismutase (SOD) is a metalloprotein enzyme that combines with and "neutralizes" free radicals of oxygen (superoxides) appearing as a normal toxic by-product of cellular metabolism. It is available in health food stores as an extract of liver in tablet form and is used in veterinary practice as an anti-inflammatory agent (by injection). It? a biological active matter originated from organisms. It has the efficacy of eliminating toxin produced during the process of metabolism. The continuous appliance of SOD can retard the progress of senile. It can effectively retard the progress of skins senile degeneration, resolve pigmentation, moisten and nourish the skin. Through constant use, it would bestow on you a look so graceful and tender that you could become more lovely and charming. SOD can be applied to the fields of cosmetics, foodstuff, health food, medicine, dairy products, alcohol, beverage etc. (beer, fruit syrup, ice-cream, milk powder, yoghourt, confection, etc.) In alcohol and beverage, it can improve clarity and diaphaneity, too. We can supply three kinds of SOD products: Nature SOD lyophilized powder, Modified SOD lyophilized powder and Modified SOD Glycerin.