I am trying to improve my health and have begun creating superfood smoothies. So far, I have read a stack of books, but the best one that I have found is, Katrine Van Wyk's "Best Green Drinks Ever." Van Wyk does a great job of explaining the virtues of some of the key ingredients--maca, chia seeds, acai, and raw cacao––and how best to use them without overwhelming her reader. Check it out:
A good book for the beginner smoothie maker, and juicer.