text.skipToContent text.skipToNavigation Call Me Product & Plan Resources Plan Guides & Tools Nutritional Information Product & Plan FAQs General Information Using Medifast Products On the Program Soy, Fiber, Dairy, Whey Exercise Maintenance Medical Conditions Essential1: Heart Health Essential1: Calorie Burn Flavor Infusers Natural & Artificial Colors Get In Touch Contact Medifast Media Inquiries Shipping and Returns Shipping Returns & Refunds Product & Plan FAQs General Information What is Medifast? Can I use Medifast Meals interchangeably? Has the use of Medifast been researched? How does Medifast help sustain your weight-loss results? © 2021 Medifast, Inc. All Right Reserved. Trademarks Terms Privacy Policy Contact Us Return Policy 100 International Drive, 18th Floor, Baltimore, MD 21202 1.800.209.0878 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 thousands of health care providers. 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 trail. Nutrition Journal, 9(11). View Study

text.skipToContent text.skipToNavigation Call Me Contact Us For questions not covered on our website, call our Contact Center at (800) 209-0878 for more information and to place orders. Hours Weekdays 8:00 a.m. to 11:00 p.m. Eastern Weekends 9:00 a.m. to 6:00 p.m. Eastern For answers and information available 24/7, please visit Support Tools. General questions or feedback about Medifast? Please fill out the form below. For time sensitive issues involving your order, please call our Contact Center at (800) 209-0878. We strive to answer all emails within 1-2 business days. Please allow 1-2 business days - excluding weekends and holidays - to respond to your email. Please make sure you can receive response emails from medifastdiet.com and choosemedifast.com. <a href="https://medifast.wufoo.com/forms/m7p4z9/" title="html form">Fill out my Wufoo form!</a> © 2021 Medifast, Inc. All Right Reserved. Trademarks Terms Privacy Policy Contact Us Return Policy 100 International Drive, 18th Floor, Baltimore, MD 21202 1.800.209.0878 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 thousands of health care providers. 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 trail. Nutrition Journal, 9(11). View Study