What to add to the menu for brain function? The brain needs energy and nutrients. Therefore, a varied diet is important for both physical well-being and mental functioning. Fatty fish and nuts are sources of healthy fats. Fish also contain omega-3s, which are part of cell membranes. Berries and vegetables - add fiber, vitamins and antioxidants to the diet. Eggs - contain choline, which is necessary for the functioning of the nervous system. Whole grains and legumes help make meals more complete and satisfying. One product will not make your memory perfect. But a regular varied diet is a good habit for the whole body - useful information! - I will consider a psychoanalyst.