Xendurance

The ‘secret weapon’ giving athletes an edge

🏆 The World’s #1 Certified Fitness Supplement

60-Day Money Back Guarantee

Package of Xendurance Extreme Endurance tablets for performance, endurance, and recovery.

Improve Performance

Increase Vo2 Max & Endurance

Speed Up Recovery time

60-Day Money Back Guarantee

Endorsed by:

Tried & Tested by

Over 350K Customers

Proven In

12 Clinical Studies

Recover Faster

Fights free radical damage & supports crucial cellular functions.

Stamina Increase

Push your limits to go the distance, fight fatigue and set PRs.

Increase Power

Increase power output by 10-25% with a similar heart rate.

Deeper Breaths

Increase VO2 Max & Aerobic Threshold. Perform better for longer.

Deeper Breaths

Increase VO2 Max & Aerobic Threshold. Perform better for longer.

Reduce Lactic Acid

Extreme Endurance reduces lactic build up after intense workouts.

Age Slower

Promotes anti-aging by reducing damaging oxidative stress.

As proven in:

Journal of Athletic Achievement

ENA Conference, Vienna Austria

Journal of Athletic Achievement

ENA Conference, Vienna Austria

TRY our XND INTRO OFFER TODAY

CLAIM THE INTRO OFFER TODAY

60 Day Money Back Guarantee

60 Day Starter Pack

$183.85

$119.90

SAVE $63.95

Experience the World’s #1 Supplement for Performance

Try the 60 Day Pack and get:

FREE Omega+D3

FREE $25 Gift Card

2 x Packs of Extreme Endurance

order now

4.76/5

Money Back
Guarantee

1.7K+

Reviews

Trusted by

World Class Athletes

Take a Look Inside

Extreme Endurance is fully compliant and:

Informed Sport
Certified

First US company to use trusted global testing method

Gluten Free Preservative Free

Safe for celiacs and no bad fillers.

Zero banned
ingredients

It’s an all-natural, electrolyte mineral supplement.

Made in
the USA

Proudly made and owned in the USA.

For Athletes and Non-Athletes

+1000 5-Star Reviews

Test via the

ONE WEEK CHALLENGE

See proven results within 7 days. Do the One Week Challenge.

Test via the

ONE WEEK CHALLENGE

Stop moving at a snail’s pace - see proven results in 7 days.

Day 1

Record workout of your choice without Extreme Endurance

Day 2-7

Start taking Extreme Endurance and don't skip any days

Day 8

Retest workout from Day 1 and see your performance increase

See why XND is

Unrivaled & Unmatched

Benefits

Others

Unbiased & rigorous scientific research

Reduces lactic acid by 26%

Reduces oxidative 
stress by 39%

Informed-Sport Certified

Proudly U.S.A made & owned

NON-GMO Gluten Free Preservative Free.

NON-GMO
Gluten Free Preservative Free.

Non-gmo, soy & dairy free,  no artificial colors, flavors or artificial sweeteners, no caffeine or stimulants

Backed by the XND Promise

100% Guaranteed

Scientific Efficacy

Proven by rigorous scientific research and tested by unbiased 3rd parties.

State-of-the-Art Manufacturing

We only partner with Good Manufacturing Practice (GMP) certified and/or equivalent facilities.

Accessibility for All

We strive to make our product line available to athletes of all abilities!

Certified Drug Free By Informed Sport

3rd party tested to guarantee free of banned substances

60-Day Money
Back Guarantee

FAQS

say goodbye to your weak links

Stop making excuses. Recover faster and perform at your best.

Proudly owned, manufactured and shipped in the USA, since 1998.


Get in touch: info@xendurance.com

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.