Ginkgo Biloba and Korean Ginseng are herbal extracts taken from different species of trees that have been used in traditional Chinese medicine for centuries. Ginkgo Biloba is taken from the roots and bark of one of the oldest living species of tree. These extracts contain powerful flavonoids and terpenoids, which are believed to be able to help promote healthy circulation and memory. Korean Ginseng is sourced from the roots of the Panax Ginseng plant and contains high levels of Ginsenosides, which are believed to support and sustain energy levels.