Lowest calorie drinks
These are the drinks with the fewest calories in a normal cup, glass or bottle, starting from almost nothing.



Numbers for the portion shown, the same as on each food's page. Sports are for someone of about 70 kg.
Black coffee, espresso and tea are about 3 kcal a cup. The calories come in with milk, sugar and syrups.
Plant milks, kombucha and coconut water are light, while juices, smoothies and milkshakes climb fast because of the sugar.
Water is still the winner, and it is not on the list only because it has nothing to rank.
Questions
What is the lowest calorie drink?
Water, then black coffee, espresso and plain tea, which are all about 3 kcal a cup.
Is diet soda zero calories?
Almost. Diet and zero sodas have close to none, but they are not on this list yet.
Which milk has the fewest calories?
Unsweetened almond milk is the lightest, then soy milk, then oat milk.