Nature's Lab Vision Complex promotes vision health and eye comfort with an advanced blend of antioxidants.* Bilberry extract contains anthocyanins, a type of plant antioxidant that supports healthy capillaries and eye circulation.* In addition to 150 mg of organic bilberry extract per capsule, this supplement contains 6 mg of lutein, one of the main carotenoids found within the eye, and 100 mg of organic blueberry extract to support vision health.*