XS Sports Nutrition

Is XS Sports Nutrition third-party tested?

Yes — as of 2026-09-21, XS Sports Nutrition holds 2 third-party certifications across 1 independent testing program: Informed Sport / Informed Choice. Every certification below links to the certifying body's official listing so you can verify it at the source.

Registries checked (as of 2026-09-21): Informed (Products are tested for banned substances by a WADA-accredited laboratory; the Sport program targets competitive athletes and the Choice program targets general consumers.) · NSF · USP · Labdoor · BSCG