The Mediterranean diet is a mostly plant-based eating plan with fish, poultry, whole grains, nuts, olive oil, and some dairy. It may help with weight loss and disease prevention. Get a beginner’s guide of what to eat and avoid — plus, a sample menu.

The Mediterranean diet is a mostly plant-based eating plan with fish, poultry, whole grains, nuts, olive oil, and some dairy. It may help with weight loss and disease prevention. Get a beginner’s guide of what to eat and avoid — plus, a sample menu.