Our natural eye complex has been formulated with a specific combination natural botanical ingredients - 20mg lutein, 2.5mg zeaxanthin & 600mg (equivalent) bilberry all thought to play a key role in promoting eye health. Ingredients also included with efsa claimsto help maintain your eye health: vitamin a contributes to the maintenance of normal vision zinc contributes to normal metabolism of vitamin a zinc contributes to the maintenance of normal vision vitamin b12 contributes to normal red blood cell formation