3 Chênes Veino Pharm Extra Strong Dosage has a natural formula that helps to tone-up and reinforce the blood circulation.<br /><br />The phyto-veinotonic complex, ultra-dosed, acts on blood circulation, from micro-capillary to arteries:<br /><br />- Extracts of red vine and witch hazel, rich in flavonoids, are known to improve blood flow and vessel resistance.<br /><br />- The Grapeseed extract titrated by 60 mg in OPC (Oligo-Proanthocyanifines), rich in polyphenols, is known for its anti-oxidant properties.<br /><br />- The extract of Little Holly is titrated ruscogenins, active ingredient recognized to relieve symptoms of venous insufficiency.