GINKGO BILOBA SUPPORTS HEALTHY BRAIN FUNCTION. Researchers believe that ginkgo improves cognitive function because it promotes good blood circulation in the brain and can increase blood flow by promoting the dilation of blood vessels. Positive effects on mental alertness, clarity, and concentration. Ginkgo contains potent antioxidants, which fight the damaging effects of free radicals. Made with organic ginkgo extract + organic ginkgo biloba. Why Choose Herbal Roots? Unlike other brands, you will NOT find binders, fillers, preservatives or additives in any Herbal Roots supplements. This product is USDA Certified organic, manufactured by a cGMP facility, and 3rd party tested. Herbal Roots is a small family, women owned, and operated business.