Accelleral Reviews Obviously, a healthy diet will contribute to your overall well being and at the same time help your brain work better, but there is more to that. Your brain will work better if you eat foods that strengthen the connections and synapses. This is being done by consuming foods rich with omega 3 fatty acids. Salmon, mackerel, trout and sardines are good choices for your omega 3 rich meal. Also, choose whole-grain breads before white ones and munch on blueberries at any time. They have been proven to increase memory.