It is a Dietary supplement in capsule form based on witch hazel leaves powder from organic farming. The leaves of this shrub contain many flavonoids and astringent tannins. Witch hazel originates from the coasts of North America and is a shrub generally used for ornamentation. Witch hazel is involved in reducing the feeling of heavy legs but also in normal blood circulation, especially in the microvessels. It has a tonic action on the venous system. It acts on the resistance of the vessels by increasing the resistance of the capillary walls. Witch hazel is commonly used to combat circulation problems.