Improves Blood Flow to the Brain Improves Oxygen Uptake in the Brain Improves Memory, Concentration, and Focus Vinpocitine is a supplement for mental acuity is an extract of periwinkle. This natural extract, which is actually sold in Europe as the drug Cavinton, has been used for several decades to improve concentration, support memory and interestingly for the treatment of altitude sickness. Vinpocitine works in several ways, first, it is a cerbro vaso dilator, thus it improves blood flow to the brain, secondly it enhances the brains ability to use glucose - which is one of only two energy substrates available to the human brain the other being ketones. Vinpocitine also improves oxygen uptake by the brain. This combination of functions greatly improves cognitive function and, unlike many supplements, these effects are not the result of cumulative doses, but are conferred by the consumption of just one 5mg dose of the active ingredient. Vinpocitine has a long history of safe use - even
