Dr. Marie-Pierre St-Onge, a nutrition scientist and the founding director of the Center for Excellence for Sleep and Circadian Research at Columbia University, details the intriguing relationship between diet and sleep quality, exploring how various foods and nutrients affect sleep patterns. Dr. St-Onge shares insights from her research on the Mediterranean diet, functional foods, and the impact of macronutrients like fiber, carbohydrates, and polyphenols on sleep. They also touch on the effects of caffeine and alcohol, as well as the role of psychological interventions like Cognitive Behavioral Therapy for insomnia. Practical advice and delicious recipes from her new book, “Eat Better, Sleep Better,” are highlighted to help listeners enhance their sleep through dietary changes.