Good Health Ginkgo Max is a high potency herbal brain tonic and has been shown to be an effective support for focus and mental alertness. Ginkgo is a valuable brain tonic and has been shown to be an effective herb to support focus and mental alertness. Ginkgo also has protective antioxidant effects and supports peripheral circulation, and the healthy function of the cardiovascular system. Ginkgo Max provides the equivalent of 8,600mg of dried leaf per tablet. Ginkgo also has protective antioxidant effects and supports peripheral circulation, and the healthy function of the cardiovascular system.