The primary function of d dietary fats is to provide a concentrated source of energy, supplying about 9 calories per gram. Fats are essential for the absorption of fat-soluble vitamins, specifically vitamins A, D, E, and K. They also contribute to essential biological functions, including hormone production and cell membrane integrity. Additionally, dietary fats are important for managing inflammation and supporting brain health. While there are different types of fats, including saturated, unsaturated, and trans fats, it is essential to focus on consuming healthy fats, such as those found in avocados, nuts, and olive oil, for optimal health benefits.