Healthy fats play a crucial role in brain function by supporting cell membrane integrity and promoting optimal neurotransmitter activity. Omega-3 fatty acids, for instance, are essential for cognitive health, reducing inflammation and facilitating communication between brain cells. Consuming healthy fats from sources like avocados, nuts, and fish can enhance mood and cognitive performance. These fats also play a part in producing neurotransmitters critical for mental well-being, such as serotonin, thus potentially reducing the risk of depression and anxiety. Incorporating healthy fats into the diet can lead to improved brain health and function.