Vodka is least likely to give you a hangover, It is made by fermenting grains or crops such as potatoes with yeast. It's then purified and repeatedly filtered, often through charcoal, until it's as clear as possible.
Vodka contains no carbohydrates or sugars, it contains only calories from ethanol around 7 calories per gram.
Despite its high alcohol content - around 40 per cent - vodka is the least likely alcoholic drink to leave you with a hangover.
