The best way to enhance memory is to reduce the consumption of junk, high-sugar, and salty foods. Consume nuts, seeds, fatty fish, eggs, legumes, whole grains, and veggies. Start working out 5 hours a week and pick up an old hobby. Stay stress-free. Talk to a licensed psychiatrist if you want help in dealing with any kind of mental trauma. Take out time to travel, read, listen to music, dance, and interact with people with similar interests.