Melatonin hs to build up in your system to become effective- so really a waste if you just take the one dose.
However, it seems to help some people.
My sister travels long haul a lot and is in her 80s.
Her tips are to travel business class (not an option for everyone) and her method is to drink one glass of white wine after take-off, take two paracetomol and put on her eye mask.
It seems to work for her!
Two men charged with assaulting police officers after the Manchester Airport brawl


