Something to Chew On is an informative and entertaining book which covers from a scientific point of view all of the worldwide controversies dominating the popular press in relation to the modern food chain. It deals with the topics of organic food, GM foods, obesity, growing old, the integrity of food research, global warming, global malnutrition, consumer perception of food-borne risk, our gut bacteria, and how nutrition during pregnancy primes us for health in later life. Each chapter presents multiple arguments and comes to a well-supported conclusion. The book is highly suitable for the general reader and will be an invaluable guide to the science of nutrition for students of food and health.