The leaves of Ginkgo biloba contain flavones (quercetol, kenferol, etc.), terpene lactones (ginkgolides), and phytosterols. They have notable venotonic effects, act as neuroprotectants, peripheral vasodilators, platelet anti-aggregants, anti-hemorrhoidal, diuretic, and antioxidants. Usage instructions: Infusion (boil for a few moments) 1 tablespoon of the plant per cup of water, let it rest for a few minutes, strain, and take 3 times a day. Avoid during pregnancy and lactation. Ingredients: Ginkgo biloba leaves.