Lose Weight and Feel Great with Medifast

  • Why Medifast works

    Doctor Developed, Clinically proven, Medifast works with your body to burn away fat while you maintain muscle mass.

  • Tasty, Effective Choices

    With over 70 portion controlled, low calorie, fortified, delicious meals to chose from, weight loss never tasted so good!

“Medifast helped me understand the difference between “lifestyle” and “diet”, and that is priceless.”

  • - Lynda
  • Finance Professional
  • Apple Valley, PA

Stay In Touch!

Receive exclusive offers, updates and healthy weight loss tips and recipes.

View privacy policy.

Featured Products

Best Sellers & Customer Favorites

Medifast Achieve

Our easiest, most convenient plan ever. The Medifast Achieve plan is designed for fast, safe weight loss while preserving lean muscle mass. It combines simplicity, variety, and flexibility.

30-Day Money-Back Guarantee!

Lose big, save big and earn rewards—100% satisfaction guaranteed!

Cancel at any time and get your money back if you’re not satisfied.

Sign up to get updates, tips & special offers:

Need to get in touch with us?

Stay connected with Medifast:

Copyright © Medifast, Inc. All Right Reserved.
Trademarks | Terms | Privacy | Guarantee

Medifast, Inc., Health & Wellness, Owings Mills, MD HACKER SAFE certified sites prevent over 99.9% of hacker crime.Medifast makes no claim that these results are representative of all participants on the Medifast Program. Medifast recommends you consult with a physician before starting a weight-loss program. Medifast is the brand recommended by more than 20,000 doctors since 1980.

Davis, L.M., Coleman, C.D., Kiel, J., Rampolla, J., Hutchisen, T., Ford, L., Andersen, W.S., Hanlon-Mitola, A. (2010). Efficacy of a meal replacement diet compared to a food-based diet after a period of weight loss and weight maintenance: a randomized controlled trial. Nutrition Journal, 9(11). View Study