Magic tree will cure your boozing
For hardened drinkers, it sounds too good to be true: a natural substance that keeps them sober no matter how much they drink, neutralises hangovers and eventually breaks the cycle of alcohol addiction.
Alcoholism is a huge problem globally, killing 2.5 million people a year according to the World Health Organization. There has been serious research recently looking for drugs that stop people drinking, or at least encourage them to drink less.
Extracts of a Chinese variety of the oriental raisin tree (Hovenia dulcis) could be the answer.