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Why this ranks #7 for endurance performance
- Evidence fitCaffeine Anhydrous leads the evidence here, backed by L-Carnitine L-Tartrate.
- Dose fit1 of 2 dosed ingredients land in the studied range. Caffeine Anhydrous at 250 mg lands inside the studied 200-600 mg window.
- Price / serving$0.49 per serving — mid price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustSolid trust signals from buyer ratings, with room to grow.
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