By: Sara Corpening Whiteford and Mary Corpening Barber The focus of this book is on super-food smoothies. With 50 recipes, nearly all containing super foods, this book is a great option for anyone who wants to add more power foods to their diet. The recipes are easy to make and are very well organized. This book currently has a rating of 4.1 out of 5 stars on Amazon. For other great ideas, check out Amazon's Best Selling Smoothie Books. What are your favorite smoothie recipe books?