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Caffeine

HIGH EVIDENCE
DOSE3–6mg / kg
TIMING30min pre-workout

One of the most effective and evidence-backed performance enhancers. Improves endurance, power output, and focus. Dose relative to bodyweight for accuracy. Hard cutoff at noon. Caffeine's 5–7 hour half-life directly degrades sleep quality if taken later.

This content is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider before making health decisions.