Uridine Monophosphate is an important building block used to create RNA and support synthesis of brain phosphatidylcholine. Studies have shown it may support the formation of synaptic connections support cholinergic brain function and upregulate dopamine receptors. When taken as a supplement it support cognitive function. It is one of the nootropics in the mr happy stack along with Alpha GPC Choline. Double Wood Supplements Uridine is manufactured in New York city and tested for purity right here in the USA.