Your summer starts from within

Just 5 days to recharge your energy, find balance, and feel your best.

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The creator of Fasting Mimicking Technology - Dr. Valter Longo, Ph.D

The creator of Fasting Mimicking Technology - Dr. Valter Longo, Ph.D

Dr. Valter Longo is the Director of the Longevity Institute at the University of Southern California. He is the grandfather of the science of fasting and was named by TIME among the top 50 most influential people in Health.

For the Fasting Mimicking Diet® (FMD), Prof. Longo was awarded the first patent in history for Healthspan. He discovered first how cells sense food and then devised the fasting mimicking formulation, and finally conducted mouse and human trials to test the health benefits of the Fasting Mimicking Diet (FMD).

It is derived from these findings that we are able to bring you ProLon line of products.


Shop Prolon and everyday nutrition

FASTING MIMICKING NUTRITION
Intermittent Fasting
Everyday Longevity
Prolon 5-Day Program

REJUVENATION FROM WITHIN

Prolon 5-Day Program

Life-changing nutrition that rejuvenates cell and
metabolism while protecting lean body mass.

Starting from £169.00

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ReSet 1-day kit

ReSet 1-day kit

A one-day all-inclusive offset, detox, and reset with fasting-mimicking nutrition.

Starting from £39.00

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The science 
behind Prolon

The science 
behind Prolon


Our on-going commitment to extending healthspan through rigorous research drives us to explore innovative, clinically-backed ways to support health and longevity. At the core of Prolon products lies the science of Fasting Mimicking Nutrition Technology—a breakthrough designed to deliver the extensive health benefits of fasting, while still nourishing the body with scientifically formulated foods.

Developed over 25 years in collaboration with the Longevity Institute at the University of Southern California and L-Nutra Inc., Prolon's 5-Day Fasting Mimicking Diet (FMD) has transformed fasting into a scientifically-backed, food-based approach to longevity.


Prolon is the only nutrition program patented for supporting longevity, healthspan, and protecting lean body mass through cellular rejuvenation.

Learn more about Prolon from longevity experts

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What is Prolon?




Joseph Antoun MD, PhD

CEO, Prolon

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Learn from a dietitian



Kristin Kirkpatrick

Dietitian, Cleveland Clinic

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Game changer for fasting



Sky C.

Olympic cyclist & entrepreneur

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Fasting is essential



Renee Fitton MS, RD

Director of Education, Prolon

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DAY 01

Transition to a fasting state

The body transitions to a fasting state and fat-burning mode as it begins preparation for cellular clean-up.

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DAY 02

Fat burning begins

For most people, fat burning (ketosis) begins between 24–48 hours of their fast.

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DAY 03

Cellular clean-up begins

Autophagy, our body’s natural cellular clean-up system, ignites after 72 hours. Fat burning continues and increases.

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DAY 04

Rejuvenation in progress

Autophagy is fully activated, and cellular rejuvenation is in full effect.

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DAY 05

Cellular renewal peaks

On the last day of your fast, cellular renewal is at its peak, and you may experience an increase in energy.

REDUCE BIOAGE BY 2.5 YEARS

Defy aging by reversing your biological age


Three cycles of Prolon may decrease your bioage by 2.5 years in as few as 3 cycles over 3 months. Prolon 5-Day provides everything you need for a complete five day cellular rejuvenating fast, with food to nourish your body.

Don’t wait, start reversing your biological age today.


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