The ultimate visual guide for all things gin, from botanicals and styles to local producers and distillation processes. Become a gin expert and discover your own gin tasting experience. A basic history ascribes gin to a host of medicinal properties, from gin the diuretic keeping the pestilence at bay, to "Dutch courage" preventing scurvy for sailors, before it was mixed with quinine-containing tonic water to become the ubiquitous and ever-popular gin and tonic in the hope of preventing malaria.