Go supergreen with this refreshing all-vegetable drink. Each 16-ounce bottle contains the juice from about two pounds of kale, celery, spinach, and cucumber.
50 calories per eight-ounce serving. $4.50 for 16 ounces; Whole Foods
The same key nutrients that give high-priced health foods their disease-fighting powers can be found in more common fruits and veggies. Here's where to look.