Book excerpt: Changing one's diet not only improves physical health, but benefits mood, behaviour and cognitive function at a fundamental level. This book highlights the link between nutrition and mental health and demonstrates the crucial role of diet in supporting individuals with ADHD. Written by an internationally-recognised leader in the growing field of nutritional psychiatry, Dr Rachel Gow takes a nutrition-based look at ADHD and its management. Combining the latest research with the inspirational stories of a range of professionals and individuals whose lives have been touched by the issues raised, this book also includes accessible tips throughout and a chapter of recipes to promote brain health. This is an essential guide to understanding the interplay of brain health and nutrition, and supporting families to build a diet that optimises brain function and health.