Macushield is a supplement designed to nourish and defend your eyes from the effects of aging many factors can contribute to limiting the efficiency of your eyes as you age the macula pigment at the back of your eye diminishes this supplement is designed to enrich your macula pigment levels keeping your eyes healthy this supplement contains all three macular cartenoids lutein zeaxanthin and meso zeaxanthing these are powerful antioxidants which can help boost the macula pigment at the b