"Juice and Smoothies" by Susannah Olivier is a guide to creating a variety of juices and smoothies using fresh fruits, vegetables, and other nutritious ingredients. The book includes recipes for drinks that cater to different health needs and preferences, with a focus on natural, wholesome ingredients. It often provides tips on how to make these beverages at home, along with guidance on the health benefits of various ingredients. The aim is to inspire readers to incorporate more fresh and healthy options into their diet.