Kale and other leafy greens have been popular for a while because they are nutritional powerhouses. They are tasty, high in fiber and contain many beneficial vitamins and minerals (for details, see WebMD Top 10 Leafy Green Vegetables). They are also low in calories. One way I get my daily greens is in a green smoothie, as I wrote about previously.
A recent study from the University of Illinois provides even more incentive to keep leafy greens – along with other green vegetables – on your menu routinely.
A study of older adults links consumption of a pigment found in leafy greens to the preservation of “crystallized intelligence,” the ability to use the skills and knowledge one has acquired over a lifetime.