The essential differentiator in tonic water is quinine, which is sourced from the bark of the Cinchona tree native to the ...

Two glasses of fizzy liquid in picardie glasses with liquid being poured into the front glass - WS-Studio/Shutterstock ...

Tonic water, with or without the gin, tastes a little bitter, and the reason for this is its naturally-occurring quinine. Originally used as a malaria cure beginning centuries ago, it is the very ...

Drinking tonic water, which contains quinine, is unlikely to trigger the worrisome adverse effects that may occur when you take Qualaquin pills. Even if you choose a tonic water high in quinine ...

because tonic water does contain quinine which is a very powerful drug. "We really only use it to treat malaria in most cases because it can be quite toxic stuff." He added: "When I looked this up ...