What we eat, how we eat, where we eat, and when we eat are deeply embedded cultural practices. Eating is also related to how we medicate. The multimillion-dollar diet industry offers advice on how to eat for a better body and longer life, and avoiding harmful foods (or choosing healthy ones) is considered separate from consuming medicine--another multimillion-dollar industry. In contrast, most traditional medical systems view food as inseparable from medicine and regard medicinal foods as the front line of healing.

Drawing on medical texts and food therapy practices from around the world...