Campaigners call for improved alcohol labelling due to public confusion Just 20% of people can estimate how many calories are in a medium glass of wine Some Brits could not identify the calories in alcohol. (Image: Getty Images) Sign up to our newsletter for daily updates and breaking newsInvalid EmailSomething went wrong, please try again later. Sign up here! We use your sign-up to provide content in ways you've consented to and to improve our understanding of you. This may include adverts from us and 3rd parties based on our understanding. You can unsubscribe at any time.More info Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice