Ginkgo Biloba Extract T/R supplies 120 mg of standardized ginkgo extract, with 24% flavone glycosides and 6% terpene lactones. Those are the key compounds usually measured in ginkgo supplements, because they are the plant components most often linked with its circulation and cognitive support use.
Ginkgo is commonly used to support memory, focus and healthy blood flow, especially blood flow to the brain. Standardized extracts like this are often preferred when you want a consistent amount of the active compounds in each tablet. Research on ginkgo has mainly looked at cognitive function and circulation, which is why those are the main benefits people usually want from a product like Ginkgo Biloba Extract T/R.