The best diets are easy to follow and nutritious – as well as effective for weight loss and preventing diabetes and heart disease. U.S. News evaluated 35 of the most popular diets and identified the best. Find which top-rated diet is best for your health and fitness goals.
Best Diets Overall
- #1 Mediterranean Diet
- #2 DASH Diet (tie)
- #2 The Flexitarian Diet (tie)
Best Diabetes Diets
- #1 Mediterranean Diet
- #2 DASH Diet (tie)
- #2 The Flexitarian Diet (tie)
- #2 Mayo Clinic Diet (tie)
- #2 Vegan Diet (tie)
Best Fast Weight-Loss Diets
- #1 HMR Program
- #2 Optavia Diet
- #3 Atkins Diet (tie)
- #3 Jenny Craig Diet (tie)
- #3 Keto Diet (tie)
- #3 WW (Weight Watchers) Diet (tie)
Best Plant-Based Diets
- #1 Mediterranean Diet
- #2 The Flexitarian Diet
- #3 Nordic Diet (tie)
- #3 Ornish Diet (tie)
- #3 Vegetarian Diet (tie)
Easiest Diets to Follow
- #1 Mediterranean Diet
- #2 The Flexitarian Diet
- #3 MIND Diet (tie)
- #3 WW (Weight Watchers) Diet (tie)
Experts Who Reviewed the Diets
A panel of health experts, including nutritionists and specialists in diabetes, heart health, human behavior and weight loss, reviewed detailed assessments prepared by U.S. News of 41 diets.