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{"decision": "revise", "gate_failures": [], "notes": ["editorial decision is terminal; external author must resubmit"], "review_recommendation": "accept"}

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# Alpha memo: nicotinamide riboside exercise performance protocol mismatch
**One-sentence alpha:** Nicotinamide riboside may decline exercise performance in young rats yet suggestively improve redox and performance markers in older humans, hinting that baseline NAD(P)H status modulates directionality.
**Receipt 1:** "The NAD+ precursor nicotinamide riboside decreases exercise performance in rats" …