. Returns & Refund Policy

30-Day Money-Back Guarantee!The Medifast Promise

30 day Satisfaction Guarantee

30-Day Money-Back Guarantee!

We promise with Medifast, your whole world gets better™.

If you’re not completely satisfied with our products, for any reason, simply return the boxes (even if empty) within 30 days of receipt for a full refund of your purchase price (less S&H).

Return Policy

At Medifast, we are committed to your success and satisfaction. If you are not 100% satisfied with your order for any reason, please return your product within 30 days of receipt of your order for a full refund (less shipping and handling fees).

Once we receive your return, we will process the request within two business days to ensure you receive your refund in a timely manner. We recommend retaining proof of your return in the event your package does not reach our warehouse as expected.

For any questions regarding your order, please contact our Customer Success Team at 866-451-9264.

  • All returns require a Return Authorization Number, which can be obtained from a member of our Customer Success Team at 866-451-9264.
  • Refunds are available on consumable products and blenders only. Simply place all products in their original box when returning.
  • Any free promotional items you may have received with your order are yours to keep and do not qualify for a refund.
  • All return postage fees are the responsibility of the customer.

Package Refusal Policy

$15 will be deducted from your refund if you refuse your shipment.

We are not responsible for lost or stolen packages en route to us.
Policies are subject to change.


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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