, 120 mg extract per tablet, 24% flavonglycosides 6% ginkgolides & bilobalides, time release formulation prevents any mild short term headaches, meets strictest eu regulations on contaminantsginkgo biloba has been shown to help support the circulation to the extremities a herb which is also noted for its antioxidant activity. this product was the first ginkgo 6000 launched in the uk & one of the most potent & the purest ginkgo supplement available in the country. we are the only uk manufacturers of ginkgo who adhere to strict quality standards relating to levels of ginkgolic acid. our ginkgo is provided in a time release formulation so that each tablet releases the active ginkgo gently over a two hour period after swallowing. ginkgo is thought to help maintain circulation to the extremities such as the legs hands feet & brain & is also a good source of anti-oxidant polyphenol compounds.