Uridine is a nucleotide base found in high levels in beer which is used for increasing synthesis of cellular membranes and for other neurological properties. It appears to have potentially cognitive enhancing properties, and is synergistic with Fish Oil.* Pure Uridine Monophosphate Disodium Salt Powder. In-house lab d for purity. Non-GMO, gluten free, and vegan. Product includes one 30g 60g,or 125g jar of Uridine Monophosphate Disodium Salt Powder. *These statements have not been evaluated by the Food and Drug Administration.