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Xendurance is a sports nutrition and performance supplement company dedicated to active individuals and endurance athletes. We formulate and manufacture clean, science-backed products using the purest ingredients under rigorous quality standards. Our flagship product, Extreme Endurance, is supported by more than a decade of clinical research demonstrating consistent, repeatable results that help athletes recover faster, train harder, and perform at their best.

Xendurance Questions

The Xendurance annual revenue was $9 million in 2026.

Sandy Kellin is the Founder, Formulator of Xendurance.

11 people are employed at Xendurance.

Xendurance is based in Scottsdale, Arizona.

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