“You are what you eat.” We’ve all heard that saying, but it’s truer than you might think. The food we eat doesn’t just impact our bodies, it also has a profound effect on our brain function and mental well-being. Nutritional neuroscience has revealed huge benefits that your diet can have on your brain’s health at every stage of life. “Brain foods” rich in essential nutrients will protect you against a variety of mental disorders and degenerative brain diseases, like dementia and Alzheimers. I discuss five of the best brain foods and the remarkable things they can do for your brain health and mental well-being.