Nutritional supplements in the prevention of age-related macular degeneration.

The benefit of the AREDS study and of nutritional supplements in reducing the onset or progression of end-stage AMD in those known to be at risk is a step forward in our understanding of what can be a blinding and debilitating disease. Nutritional supplements are not without risks, and their effects must be diligently and accurately monitored. However, they pose a viable complement in the venue of treating ocular disease and conditions.