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How long could you survive on beer alone? © Getty Images

How long could you survive on beer alone?

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Spoiler: alcohol poisoning isn’t how you would meet your demise.

Asked by: Colin Gray, Castle Cary


Beer typically has around 40 calories per 100ml (one pint = 568ml). To get your daily 2,000 calories just from beer, you’d need to drink 11 pints every day, which is hardly healthy. But the alcohol is the least of your problems. Beer, even real ale or Guinness, contains no fat, almost no protein and – crucially – no vitamin C. Without any source of vitamin C, you’ll experience symptoms of scurvy in two or three months and be dead in six.

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luis villazon
Luis VillazonQ&A expert

Luis trained as a zoologist, but now works as a science and technology educator. In his spare time he builds 3D-printed robots, in the hope that he will be spared when the revolution inevitably comes.


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