Horse chestnut is also a valuable source of bioflavonoids, including the subclass of flavonoids known as proanthocyanidins, renowned for their antioxidant activity. Improves the appearance of varicose and spider veins. Horse Chestnut Cream can also be used as an astringent for hemorrhoid relief. Internal use of Full Spectrum Horse Chestnut or Horse Chestnut Vein Strength, in conjunction with the external use of Horse Chestnut Cream, provides a dynamic two-step approach to vein support.