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

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 ...

You can still find quinine in modern tonic water, but in significantly smaller amounts than older recipes. This bitter and ...

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 ...