Rep Fitness
Is Rep Fitness third-party tested?
Yes — as of 2026-09-21, Rep Fitness holds 17 third-party certifications across 2 independent testing programs: NSF (dietary supplement certification), NSF Certified for Sport. 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 · NSF (Products are tested for ~270 substances banned by most sports organizations.)(Products are tested for label accuracy and the absence of contaminants.) · USP · Labdoor · BSCG
Certified categories: creatine, electrolytes, pre-workout, protein
Last verified: 2026-09-21
SupplementSentry found certifications on 11 of Rep Fitness's products in our index.
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Certification breakdown
- NSF Certified for Sport — 11 products
- NSF (dietary supplement certification) — 6 products
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Purist Creatine Plus Peach Mango
creatine · Powder -
Purist Creatine Plus Unflavored
creatine · Powder -
Purist Grass-Fed Whey Protein Isolate Dutch Chocolate
protein · Powder -
Purist Grass-Fed Whey Protein Isolate Milk Chocolate
protein · Powder -
Purist Grass-Fed Whey Protein Isolate Vanilla Bean
protein · Powder -
Purist Hydration Peach Mango
electrolytes · Powder -
Purist Hydration Strawberry Lemonade
electrolytes · Powder -
Purist Pre-Workout Peach Mango
pre-workout · Powder -
Purist Pre-Workout Strawberry Lemonade
pre-workout · Powder -
Purist™ High-Protein Bar Chocolate Chip Cookie Dough
protein · Bar -
Purist™ High-Protein Bar Peanut Butter Chocolate Chip
protein · Bar