[header] How to use buckeye for health [title] Take horse chestnut extract for chronic venous insufficiency. [step] Cvi is a condition where veins in the legs have trouble circulating blood back toward the heart. This can cause swelling, varicose veins, and other problems. 
One of the most accepted uses of horse chestnut is to treat this condition. [substeps] Horse chestnut is taken as an oral supplement for this purpose.