Caretenoids are found in fruit and vegetables and are good at protecting the body from free radical damage due to their antioxidant properties.
Lutein is good for macular degeneration because trials have shown that by eating fruits and vegetables which are high in lutein, you can reduce the risk of developing macular degeneration by a least 60%.
One vegetable in particular which is good at protecting against macular degeneration is spinach.
By eating spinach, you can reduce the risk of developing macular degeneration by up to 86%.
It is believed that caretenoids such as lutein actually thicken the pigment layer in the macula which in turn helps to stop degeneration.