Protein Sparing Modified Fast (PSMF)

PSMF was developed at Harvard Medical School by Dr George Cahill & Dr. George Blackburn therefore is safe and well researched.

Dr George Cahill, Professor of Medicine at Harvard University and also head of the Joslin Diabetes foundation, studied and reported on the Physiology of Ketone Bodies produced when fasting.

Dr George Blackburn, Director of nutritional support services at the New England Deaconess Hospital, earned his PhD from developing the concept of PSMF.