The document provides 10 ways to change your brain for the better. It discusses intervening in three domains: the world, body, and mind. The mind offers the most influence, with changes that are always with you. Key physical interventions for the brain include providing a complete array of nutrients, optimizing serotonin levels, and increasing the GABA/glutamic acid ratio. Specific recommendations are given for supplements and lifestyle changes to achieve these goals, such as probiotics, eliminating allergens, magnesium, and vitamin B6.