What to Look For in Spinach: The crinkly leaves of savory spinach are more flavorful (though a bit tougher) than the flat-leaf variety. Whichever kind you choose, look for a deep, dark color and unbroken leaves with no signs of wilting or yellowing.
6-Ingredient Homemade Anti-Aging Face Cream (or 5 Natural Moisturizers to Buy Instead)
7 Reasons Kale Is the New Beef - Protein-rich foods, like meat, contain little to no fiber. One serving of kale not only contains 5 percent of the recommended daily intake of fiber, but it also provides 2 grams of protein.