Did you know eating certain kinds of foods can make you feel happy, and certain foods can make you feel depressed? Eating highly processed foods and foods with too much sugar can make you anxious and depressed. Research proves that eating healthy and nutritious foods is not only good for the body, but for the brain as well. For example, if you consume fatty fish on a daily basis, it really acts as a boost to your brain because the fatty fish contains Omega 3 fatty acids, and your brain needs this compound to build brain and nerve cells. These in turn contribute to your learning and memory..