Nature's Way Blue Light Eye Defence contains a specifically formulated combination of Lutein and Zeaxanthain, important carotenoid antioxidant nutrients that act as "natural sunglasses" to help eyes filter the harmful effects of blue light during screen exposure. Blue Light Eye Defence contains the recommended ratio and dosage of Lutein and Zeaxanthin for eye health benefits. We often do not get enough in our diet and so supplementation is often required. 10mg Lutein - Antioxidant 2mg Zeaxanthin - Antioxidant 50mg Bilberry - Antioxidant herb traditionally used to support eye health Lutein and Zeaxanthin support eye health by: Acting as powerful antioxidants and Filtering high energy blue light as natural sunglasses DIRECTIONS: Take 1 tablet per day or as recommended by your healthcare professional. Vitamin supplements should not replace a balanced diet. If symptoms persist consult your healthcare practitioner.