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The Medifast 5 & 1 Plan

Curious as to how the Medifast 5 & 1 Plan works? Our doctor-approved, nutritionally sound 5 & 1 Plan is perfect for every lifestyle, and it's simple! We'll support you on this weight-loss, health-gain journey. Reach your goal, your way, right now.

Medifast has plans for your future, and it starts today!

4-Week Packages

A whole month of meals!

Order 4-Week Package
New Recipes Ever Week from Chef Jason Hisley on The Front Burner. Watch now!

Check out our top meal replacements & more »

Looking for more ways to lose weight with the Medifast weight-loss program?

Whether you are a do-it-yourselfer, or prefer to work with a Center or a Coach, Medifast offers weight-loss opportunities for everyone.

Find a Center - Medifast Weight Control Center

Get in-person counseling & support from a team of professionals

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Find a Coach - Take Shape For Life

Get one-on-one support from a free Health Coach.

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Learn how to partner with Medifast for Corporate Wellness. | Find out how to become a Medifast Medical Provider.

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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. Individual results will vary. Medifast is the brand recommended by more than 20,000 doctors since 1980. Typical weight loss on the Medifast 5 & 1 Plan® is 2-5 lbs per week for the first two weeks and 1-2 lbs per week thereafter.

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