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Contact Us

For questions not covered on our website, call our Contact Center at (800) 209-0878 for more information and to place orders.


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.