Drinks: Calories, Sugar & Nutritional Values

Liquid Calories and Hydration

Drinks are one of the most overlooked sources of calories in the UK diet. Unlike solid food, liquid calories do not trigger the same satiety signals in the brain, meaning it is easy to consume a significant proportion of your daily energy intake from beverages without feeling full. The NHS recommends drinking 6 to 8 glasses of fluid per day, with water, lower-fat milk, and sugar-free drinks being the healthiest choices. Calorie content across this category ranges enormously: water contains zero calories, while some milkshakes and specialty coffee drinks can exceed 500 kcal per serving, comparable to a full meal.

Sugar in Soft Drinks and Juices

The UK introduced the Soft Drinks Industry Levy in 2018 to encourage manufacturers to reduce sugar in commercial beverages, and many have reformulated their products accordingly. Despite this, many soft drinks, energy drinks, and fruit juices remain high in free sugars. The NHS recommends limiting free sugars to no more than 30g per day for adults; a single 330ml can of full-sugar cola contains around 35g. Fruit juice, though often perceived as healthy, is high in free sugars and low in fibre compared with whole fruit. The NHS advises limiting juice and smoothies to a maximum of 150ml per day, counting as one portion of your 5 A Day.

Making Healthier Drink Choices

Alcoholic drinks vary widely in calorie content: a pint of lager contains around 200 kcal and a large glass of wine around 180 kcal. Alcohol also lowers inhibitions around food choices and can stimulate appetite, contributing to higher overall calorie intake on days when it is consumed. Tea and coffee without added sugar are essentially calorie-free, but adding full-fat milk, syrups, or cream transforms them into high-calorie drinks. For those looking to reduce calorie intake from beverages, switching from full-sugar to sugar-free versions of familiar drinks is one of the easiest changes to make. Compare drink calories with our snacks and confectionery section or browse the full calorie database.