Longevity Bundle

Reverse your biological age | Improve your health | Feel great in your skin
4.4
Rated 4.4 out of 5 stars
4.4 Stars (6,225 Reviews)

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Prolon is eligible for purchase and reimbursment wiht HSA/FSA — partnered with TrueMed. Questions? Learn more

Here's how to implement this program:

Daily Plan
Notes: Consuming either the bar or shake will not count as breaking your fast and will keep your ketones elevated! The nutrition biotechnology used to create the Fasting Bar and Fasting Shake is the same as the formulations used in the Prolon 5-Day FMD. This means that when using them as a breakfast or dinner replacement will help you to either elongate your overnight fast, or begin your fast at night.

We recommend choosing only ONE of these products each day, using either the Fasting Shake OR the Fasting Bar, alternating between the two.

You'll have enough product for 4 weeks.

Prolon 5-Day Program

Prolon was designed and clinically tested by 18 global universities to nourish your body while inducing the cellular, metabolic, and emotional benefits of prolonged fasting. In three 5-day cycles of ProLon, you can fuel your body into rejuvenation, longevity, and healthy living.

  • • Cellular rejuvenation
  • • Metabolic health
  • • Fat-focused weight loss

Fasting Shake

The best from nature, nurtured by ProLon longevity science — a breakthrough in nutrition and healthy aging science. The proprietary blend of Fasting Shake avoids triggering the body's response to food, keeping it in a fasting, fat-burning state for longer! 

  • • Extend your fasting window
  • • Chocolate or Vanilla
  • • Nourish your body

Fasting Bars

Intermittent Fasting Bar is the only nutrition bar you can eat during your fasting window without taking you out of a fasting state. Based on the nutrition technology of Fasting Mimicking Nutrition, and with over 20 years of research, scientists studied how unique blends of macronutrients and micronutrients could be consumed without kicking your body out of a fasting state. 

  • • Clinically tested & developed
  • • Plant based protein
  • • Gluten-free, Soy-free, Dairy-Free

4.4
Rated 4.4 out of 5 stars
Based on 6,225 reviews
Total 5 star reviews: 4.3k Total 4 star reviews: 859 Total 3 star reviews: 461 Total 2 star reviews: 242 Total 1 star reviews: 348
6,225 reviews
  • Kimberly M.
    Verified Buyer
    Reviewing
    Prolon® Nutrition Program
    I recommend this product
    Rated 5 out of 5 stars
    5 days ago
    My Prolon Fast

    This is my fourth Prolon fast and I absolutely love it! I always feel rejuvenated afterwards; I have more energy and clarity. And you don't feel like you're starving yourself. Thank you Prolon for creating this FMD program!

  • Molly B.
    Verified Buyer
    Reviewing
    Prolon® Nutrition Program
    I recommend this product
    Rated 5 out of 5 stars
    4 weeks ago
    Life Changing!

    Such a great and healthy box! I chose to try this as a close friend recommended it, and we fasted at the same time. For me it was a cleanse, and fresh start into healthy living! By day 3, it was hard, and day 5 was even harder but it’s mind over matter! I’d highly recommend and I will return to do it again and again!

  • Janet B.
    Verified Buyer
    Reviewing
    Prolon® Nutrition Program
    I recommend this product
    Rated 5 out of 5 stars
    3 days ago
    5 day fast

    Just perfect! Easy to do fast and I didn’t want it to end because it made me feel SO great!!!

  • Aaron M.
    Verified Buyer
    Reviewing
    Prolon® Nutrition Program
    I recommend this product
    Rated 5 out of 5 stars
    4 days ago
    Well worth trying

    My wife and I did the Prolon five day fast. We made it through and lost real weight. In fact, we really didn’t feel like eating afterward! We couldn’t return to our prior diet, as expected. We have continued to be 700-1,100 calories a day lower than before the diet, simply because our desire to eat more is gone.

    This apparently happens to some, I have found out. In essence, we have to make ourselves eat more than we want to, now.

    We will be doing a second round in a couple weeks. This diet seems to reset something inside we needed reset.

    Here’s hoping good health just keeps coming at us—and you!

  • Sheila M.
    Verified Buyer
    Reviewing
    Prolon® Nutrition Program
    I recommend this product
    Rated 5 out of 5 stars
    5 days ago
    Give it a try!

    I didn't think I could do it, but they make it really doable. I'm going to try the 3 rounds to get full benefits. You should try it.

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