The Xendurance hub

Xendurance: everything I know after nearly a decade of daily use

This page is the index of everything I've written and filmed about Xendurance. No hype. What works, what it costs, and how to save money.

Aug 2017
Taking these products daily since
2019
My first Xendurance video
12+ years
Helping gym owners and athletes with supplementation
12 studies
On Extreme Endurance

The short take up front

Extreme Endurance is the one supplement I never skip.

The short take up front: Extreme Endurance is the one supplement I never skip, and Xendurance is the only supplement company whose entire line I trust enough to give my family.

I've taken these products daily since August 2017, made my first Xendurance video in 2019, and spent 12+ years helping gym owners and athletes with supplementation as a CF-L1 trainer and NASM Certified Sports Nutrition Coach.

Shop Xendurance and save with my link: code TEXT15

Buying Xendurance? Use the code.

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15% off sitewide, but first order only. If you'll buy more than once, the $95 Team XND membership beats it from order two, and I earn nothing on the membership.

Affiliate disclosure: I earn a commission on purchases through my link. It's a fixed amount per product, not a percentage. You paying less does not pay me less. Interested in the affiliate side instead? Xendurance affiliate program.

Three ways in

Start Here

The company

Why I Trust This Company

Founded by an Olympic bobsledder.

Clinically studied: 12 studies on Extreme Endurance, including two double-blind placebo-controlled published trials.

First US sports supplement certified by Informed Sport for banned substances.

No artificial junk.

I've met the people, worked with the CEO on the XND63 habit program, and I test everything I recommend on myself first.

Quick answers

FAQ

Is Xendurance legit?

Yes. 20+ years in business, clinically studied products, Informed Sport certified (banned-substance tested), and a 60-day money-back guarantee. I've used the products daily since August 2017 and built my recovery around them.

What's the one product to start with?

Extreme Endurance. Clinically shown to reduce lactic acid by 26%, cut CK (muscle-damage) markers, and reduce oxidative stress by 39%. Three tablets in the morning, three at night.

How fast does Extreme Endurance work?

Most people notice less soreness within 48 to 72 hours. That matches the clinical testing and my own experience.

Is there a Xendurance discount code?

Yes. Use code TEXT15 with my link to save on your order. More ways to save here.

Do you actually use this stuff?

Every day. I'm an affiliate because I use it, not the other way around.

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Big Mike Behrens: CF-L1, NASM CSNC, 23-year pro wrestler, Xendurance daily user since August 2017. I test everything I recommend.

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