What is ProLon?
ProLon is a 5-day dietary program that nourishes your body while rejuvenating including supporting metabolic balance*.
The ProLon Fasting Mimicking Diet® gives the benefits of a fast while providing delicious food to help fight hunger and protect lean body mass. Get a trimmer waistline and the associated benefits of fasting without requiring ongoing lifestyle changes, such as long-term dieting.

Whole Food Meals
ProLon® meals come in 5 small boxes (one for each day) that include mainly plant-based energy bars, soups, a variety of snacks, drinks, and supplements, all studied and carefully designed to nourish your body, cellular rejuvenation and promote healthy aging*.
*Benefits seen in a clinical study of the 5-day ProLon cycle once a month for three consecutive months

Mainly Plant Based Ingredients
ProLon ingredients are primarily plant-based and do not contain additives, preservatives* or chemicals. Click here to see all ingredients.
*ProLon energy drink contains the natural preservative polylysine.

Experience Fasting Mimicking
ProLon market research and consumer panels demonstrated:
• Very good tast
• Convenient and easy day-by-day packaging
• Minimal disruption to daily lifestyle

Scientific Studies
Over 20 years of extensive preclinical and clinical studies sponsored by the National Institutes of Health (NIH) and conducted at the Longevity Institute and Diabetes and Obesity Research Institute of the University of Southern California (USC) resulted in the development of the first FMD® (ProLon) which:
• Doctors recommend as a 5-day intervention to help lose weight*, support healthy metabolic balance and rejuvenation from within*.
• Triggers the clean up of worn out cellular components*.
• Helps target visceral fat for a trimmer waistline*.
*Benefits seen in a clinical study of the 5-day ProLon cycle once a month for three consecutive months
The ingredients in ProLon are considered generally recognized as safe (GRAS). ProLon is not intended to diagnose, treat, cure or prevent any diseases and has not been evaluated as such by the FDA.