COMPARE
PopulationHealthy adults training with resistanceAdults with irregular schedules
EvidenceSTRONG · MODERATEMODERATE · MODERATE
RiskLOWLOW
TimeframeFour to twelve weeks of consistent daily use.Two to four weeks of regularity before it compounds.
The decisionOne of the few supplements with a deep evidence base. Reasonable for consistent lifters; consistency matters more than timing.Free, unglamorous, and more reliable than most products. Fix the wake time first; the rest follows.