Medifast Scientific Advisory Board
Medifast the brand has been recommended by over 20,000 doctors since 1980 and has been used by over one
million customers since then. It is a brand designed, used, and recommended by doctors.
Information about Medifast:
- Conceived by William Vitale, M.D. and initially sold directly to doctors.
- Scientifically formulated to be nutritious, filling and safe.
- Clinically proven in studies conducted by researchers from major university teaching hospitals, including Johns Hopkins University.
We put the “Medi” into Medifast
We maintain a panel of Doctors and Professors who review the safety and effectiveness of our programs and products, and help to develop new ones.
The cross-disciplinary Board builds on Medifast’s tradition of medically sound methods of weight loss and the integration of cutting-edge clinical research into Medifast products and programs.
Board Members



