The Mediterranean diet has once again claimed the top spot in the annual Best Diets rankings from U.S. News & World Report, excelling in 12 of 21 categories.

Dietitians and nutritionists shared the best things to eat for lunch on the Mediterranean diet for an easy meal, from protein-packed wraps to salads.

The Mediterranean diet -- which emphasizes fruits, vegetables, lean proteins and whole grains -- has once again topped U.S. News and World Report's annual ranking of best diets. The publication on Friday named the diet the best overall diet for the eighth year in a row.

In recent years, the Mediterranean diet has gained widespread attention for its numerous health benefits, including heart health, weight management, and longevity. Now, researchers are uncovering a new benefit: improved memory and cognitive function!