Corn gets its color from another antioxidant, called lute in, which plays a special role in preventing macular degeneration, one of the leading causes of blindness among older people. Lateen and its chemical cousin zeaxanthin, are both found just behind and its chemical cousin, zeaxanthin are both found just behind the iris, where their color helps protect the retina from potentially damaging light rays. A diet rich in both may significantly lower the risk of macular degeneration.