Goodbye Soreness. Join the Extreme Endurance Challenge.

Learn how world-class athletes like Josh Bridges are lasting longer, going harder, and recovering faster with this elite supplement. Take the one week challenge with a 30 day money back guarantee!



This is a one-week long challenge.
Purchase Extreme Endurance and follow the steps below.

Not satisfied? We have a 30-day money back guarantee!


Day 1

Complete baseline workout of your choice from the Recommend Workouts below. Make sure to record your results based on the workout chosen.

We recommend also recording how you feel during and after the workout.

Day 2-7

Start taking Extreme Endurance; 3 tablets in the morning and 3 tablets at night.

Do not skip days! Even if you are not working on that day, it is important to continue taking Extreme Endurance to see the benefits.

Day 8

Retest the same workout done on Day 1 of the challenge. Make sure to record your results based on the workout chosen.

We recommend also recording how you feel during and after the workout.


Extreme Endurance
Extreme Endurance
Extreme Endurance
Extreme Endurance

Extreme Endurance


Clinically Proven.

For over a decade, 12 clinical studies have proven the benefits of Extreme Endurance. Two of those studies are Gold Standard, double blind, placebo controlled, published studies. The results of those studies show a reduction of soreness, improvement in stamina and an accelerated recovery. In a 10-day clinical study, Extreme Endurance had an astounding 39% reduction in oxidative stress, which helps promote anti-aging benefits and cellular health. Numerous sources believe oxidative stress is the leading cause of many of our degenerative diseases. World class athletes have trusted Extreme Endurance since 2008 for performance benefits and the ongoing science has shown overall health advantages for everyone concerned about balancing their body’s pH and supporting cellular function to fight free radical damage*

The Benefits:

  • 26% Reduction of Lactic Acid -> Less Muscle Soreness / Improves Performance*
  • 39% Reduction of Oxidative Stress -> Fights Free Radical Damage*
  • 6X Reduction of Creatine Kinase (CK) -> Faster Muscle Recovery Time*
  • Increase in Aerobic Threshold -> Last Longer, Go Harder*
  • Start feeling the benefits within 72 hours*
  • Certified by Informed-Choice & Informed-Sport**

Clinical Studies:

View Details

Meet Extreme Endurance.

Trusted by world-class athletes since 2008

 Certified by Informed-Choice & Informed-Sport**

 Supported by rigorous scientific research

Reduce Lactic ACID

Extreme Endurance is proven to reduce lactic acid is the body which causes muscle soreness, increase anaerobic threshold, in other words, improve stamina, and reduce oxidative stress caused by free radical damage. Oxidative stress is the leading cause of many degenerative diseases, such as heart disease. we are exposed to oxidative stress from air pollution, environmental changes, stress, and even working out! Oxidative stress simply put - ages all of us!

Find out more about all of our studies which include 2 published, Gold Standard, double-blind, placebo controlled clinical studies.The Extreme Endurance proprietary formula has a blend of essential, natural ingredients including: Papain which is a protease enzyme derived from Papaya, a powerful anti-inflammatory that helps repair and rebuild muscle tissue while relieving muscle soreness. Catechins are added and are one of the most powerful antioxidants to help fight oxidative stress. Electrolytes complete this revolutionary formula to assist with the ability to quickly rehydrate, recover, & restore balance and maintain the competitive edge.*