Having difficulty with your thinking? Eat some nuts and berries. Nuts are an excellent source of omega omega-3 fatty acids and berries are loaded with antioxidants. These nutrients are good for the brain and help us think better. All nuts (almonds, cashews, hazelnuts, macadamias, pistachios, pecans, walnuts, and peanuts) and berries (blackberries, black raspberries, blueberries, cranberries, red raspberries, and strawberries), as well as grapes are beneficial. Therefore, you can eat your favorite. Just a handful of nuts and is all you need. As for the berries, stick with fresh or frozen. Dried berries tend to have added sugar. So, take care of your brain and add more nuts and berries into your daily diet!