http://vvedndyt433kopnhv6vejxnut54y5752vpxshjaqmj7ftwiu6quiv2ad.onion/wiki/Melatonin
Additional experience reports can be found here: Erowid Experience Vaults: Melatonin Toxicity and harm potential Melatonin is non-addictive, not known to be harmful, and has an extremely low toxicity relative to dose. Similar to other tryptamines , there are relatively few physical side effects associated with acute melatonin exposure.