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Melatonin Timing Calculator

Calculate the optimal time to take Melatonin for jet lag or sleep onset.

1 Protocol

Hours
:
Mins

Optimal Protocol

Take At
90-120 mins before bed
8:00 PM
Your Dose
Clinically effective range
3 mg
Function
Helps signal onset of sleep
Circadian Shift

Popular Variations (1)

Less is More

MIT research suggests that 0.3 mg is the optimal physiological dose. Most supplements (3mg, 5mg, 10mg) are vastly overdosed, leading to grogginess.

Timing

Take melatonin 90-120 minutes before desired bedtime. It signals "darkness" to the brain, shifting the circadian phase.