Reset circadian rhythm. Ranked by evidence strength from 4 supplements backed by peer-reviewed clinical research.
Regulates the circadian clock to reduce sleep onset time — most effective at low doses (0.3-1mg) for jet lag and rhythm disorders.
Resets circadian rhythm effectively
Supports 300+ enzymatic reactions — critical for sleep, stress response, muscle function, and cognitive health.
Supports melatonin production and GABA activity to normalize sleep timing
Lowers core body temperature to deepen sleep — 3g before bed reduces daytime fatigue and boosts next-day cognition.
Lowers core body temperature to reinforce natural circadian sleep signals
Tea-derived amino acid that boosts alpha brain waves for calm, focused alertness — synergizes with caffeine to reduce jitteriness.
Alpha-wave promotion helps establish consistent pre-sleep relaxation routine
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Select This Goal + Pick MoreThis information is for educational purposes only and is not intended as medical advice. Always consult a qualified healthcare provider before starting any supplement.