The kale nutrients that are most important to us who are concerned about macular degeneration is lutein and zeaxanthin. These carotenoids are powerful antioxidants that protect the macula – a tiny spot in the middle of the retina that gives us our straight ahead vision.
But that’s not the only health benefit of kale. This cruciferous vegetable is a rich source of calcium, Vitamins A and C along with the powerful macular degeneration antioxidants, lutein and zeaxanthin.
As far back as 1994 a Harvard study was done by Dr. Johanna Seddon. The conclusion of that study was that those who ate at least 5 servings of dark leafy greens per week had a 43% lower risk of developing AMD than those who ate small amounts or none at all.
For more info:
http://www.webrn-maculardegeneration.com/kale-nutrients.html