Your Professional Team

Medifast: Benefit from our best thinking

Weight loss designed, used, and recommended by doctors:

Created by William Vitale, M.D. and originally sold directly to doctors
Scientifically formulated to be safe, filling, and nutritious
Clinically proven to help you lose weight fast
Recommended by over 20,000 doctors and used by over a million customers since 1980

Scientific Advisory Board

This cross-disciplinary panel reviews the effectiveness and safety of Medifast products and programs, and assists in developing new ones.

	Walter Eugene Egerton III Chief Medical Officer, Maryland General Hospital		Guy H. Johnson, Ph.D. President, Johnson Nutrition Solutions, LLC Executive Director, the McCormick Science Institute
	John P. Foreyt, Ph.D. Professor, Baylor College of Medicine Department of Psychiatry and Behavioral Sciences Department of Medicine		Debra L. Miller, Ph.D. Director of Nutrition, The Hershey Company
	Lawrence J. Cheskin, M.D., FACP Director, Johns Hopkins Weight Management Center		Jeff S. Volek, Ph.D., RD Human Performance Laboratory Associate Professor, Department of Kinesiology University of Connecticut
	Sylvia B. Rowe, MA President, SR Strategy Adjunct Professor, Tufts Friedman School of Nutrition Science & Policy Adjunct Professor, University of Massachusetts Amherst

Clinical Studies

Other weight-loss plans can say they're safe and effective, but Medifast has proof.

Still have questions?

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Medifast Advantage

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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 not typical. Fullness Index is a satiety calculation based on a food's fiber, protein, and calorie content. The equation is: (grams of protein per serving + grams of fiber per serving) x 100, divided by number of calories per serving. The higher the number, the more fullness is derived from each calorie. Medifast has been recommended by more than 20,000 doctors since 1980. Medifast Advantage: Minimum purchase of $150 required to qualify for free standard shipping offer. First orders over $250 receive 28 free meals. Second orders over $250 receive an additional 28 free meals. See Medifast Advantage terms and conditions for complete details.