Double Absorption Phytosome™ Process Ginkgo Extract to Enhance Short-Term Memory. Ginkgo biloba is a popular herb for good reason. It has been shown to enhance short-term memory by supporting healthy circulation in the brain. It's antioxidant properties provide cognitive protection too. . Ultra Ginkgo! powered by Phytosomes™ not only supports improved short-term memory and mild memory problems associated with aging but it dramatically improves the ability of ginkgo's key compounds to get where they're needed most - to the cells in your body.