Ginkgo biloba leaves contain flavones (quercetol, kenferol, etc.), terpene lactones (ginkgolides) and phytosterols. They have more than remarkable venotonic effects, act as neuroprotective, peripheral vasodilators, antiplatelet, antihemorrhoidal, diuretic and antioxidant. Improves cognitive problems caused by age. Helps to combat concentration problems in young people. Helps to improve the painful response to cold especially in the fingers and toes (Raynaud's syndrome). Improves blood circulation (claudication, peripheral vascular disease). Combats vertigo and dizziness and helps with symptoms of premenstrual syndrome (PMS).