Blue Light Defence contains a blend of antioxidants lutein and zeaxanthin that are known to promote eye retina and macula health. It helps promote macula density helps filter and protect against high energy, harmful blue light. Blue Light Defence supports optimal eye function. It protects the eyes from free radical damage by blue light by rejuvenating the light-sensitive cells in the retina. It promotes a daily boost of protective natural carotenoids. It also helps maintain general health and wellbeing. Blue Light Defence is a scientifically researched formula that is gentle on your body. It is available in a convenient once-a-day dose. It has no added preservatives, flavours or sweeteners. At Blackmores, we spread happiness and health in the form of natural naturopathic medicines. We go the extra mile to get the ideal form of the active ingredient(s) to be the most highly absorbed and gentle on the body. We have been spreading our reach to Asia and now we are here to help Indians be better every day!"