There are lots of different foods that can help boost your brainpower. Of course, On the flipside there are foods that do the opposite like foods high in sugar and refined carbohydrates, “junk food” and soda, foods that dull brain processes and make you foggy and sluggish. Try foods that are high in omega-3 fatty acids like walnuts and salmon (although eat this sparingly because of the possibility if a higher mercury content) , ground flaxseed, winter squash, kidney and pinto beans, spinach, broccoli, pumpkin seeds, and soybeans. Omega-3 fatty acids improve blood circulation, and boost the function of neurotransmitters, which help your brain process and think.