What alcohol doesn't cause a hangover?

The Vodka Advantage: Why It’s the Least Likely to Leave You with a Hangover

Waking up with a pounding headache, dry mouth, and a deep regret about last night’s choices? That’s the classic hangover calling. But not all drinks are created equal when it comes to morning-after misery. According to a study by the British Medical Journal, one spirit stands out for being the least likely to leave you feeling rough: vodka.

Unlike darker alcohols such as whiskey, red wine, or brandy, vodka is highly distilled and extremely pure. This means it contains virtually no congeners—toxic byproducts of fermentation that contribute to the severity of hangovers. These compounds are found in higher concentrations in aged or darker spirits, which is why you’re more likely to feel worse after a night of bourbon than a night of vodka sodas.

That said, what you mix your vodka with matters just as much as the spirit itself. Sugary soft drinks and mixers can worsen dehydration and contribute to headaches. For the cleanest experience, stick to soda water, a splash of lime, or even a low-sugar fruit juice. The simpler the mix, the better you’re likely to feel the next day.

Of course, moderation is still key. No alcohol is truly “hangover-proof.” Even with vodka’s cleaner profile, overdoing it will still lead to dehydration, poor sleep, and next-day fatigue. But if you're choosing wisely and want to minimize the fallout, vodka—especially when paired with a sensible mixer—is your best bet.

In the end, listening to your body and pacing yourself matters more than any drink choice. But if you're aiming for a lighter morning after, reaching for vodka might just be the smartest move on the bar menu.