15 Best Brain-Boosting Foods You Should Stock Your Fridge With ASAP

Fatty fishes, such as salmon, sardines, and trout, are some of the best foods for your brain, thanks to the concentration of omega-3 fatty acids. Since about 60 percent of your brain is made of fat — half of which is omega-3 — it's important to eat plenty of this nutrient. Omega-3s have been shown to slow cognitive decline and can prevent brain deterioration.