Oxidative Stress, Aging and Smoking Are Known to Cause Cataracts and AMD

Increasing age is the dominating factor for the onset of cataracts and AMD because of physiological and biochemical changes due to old age. Living (geographic location) and working environment can also cause problems

PMC Article April 2013

Astaxanthin kills free radicals in your body, staving off age related diseases like macular degeneration, by preventing these unstable molecules from damaging your cells. It also boosts the functioning of your immune system by increasing the number and activity of T cells and macrophages, two kinds of protective cells that fight infection and cancer. Unlike other antioxidants, Astaxanthin is available both within and without the cell wall which allows it to fight free radicals both inside and outside the cell wall.

Natural Eye Care Article