Selectival is formulated of different highly selected components, each of them individually and i or together with other components of selectival, plays an essential role in preserving and protecting liver cells from different harmful and threatening factors.*milk thistle : it is potent natural hepatoprotector, it acts as a cell membrane stabilizer and it accelerates the regeneration capacity of the hepatocytes.*dandelion : it enhances the bile flow, leading to improvement of liver congestion.*vit 812 and folic acid : act either alone or together in the catalytic systems of carbohydrates, proteins & aminoacids metabolism, in addition to the oxidation-reduction biological reactions.*vit a, c, e, selenium and zinc : together they are forming a complete group of the most potent antioxidants which is essential to combat free radicals. free radicals are responsible for the cell membrane damage and cell aging which increase the incidence of the liver damage besides other dang