The most authoritative answer in 2024
-

-
Ethan Moore——Works at the International Atomic Energy Agency, Lives in Vienna, Austria.
For trouble falling asleep: 0.3 to 5 mg of
melatonin daily for up to 9 months has been used. For sleeping problems in people with sleep-wake cycle disturbances: 2 mg to 12 mg taken at bedtime for up to 4 weeks has been used.
read more >>
About “melatonin、melatonin、melatonin”,people ask:
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.