No, lemon water is not zero calories.
While the calorie content is low, it's not zero. According to one source, if you squeeze the juice from half a lemon into water, each glass of lemon water will contain approximately six calories (1).
Calorie Content of Lemon Water
To illustrate, let's break down the approximate calorie content:
- Half a lemon: Roughly 6 calories (1)
- Water: 0 calories
- Lemon water (half a lemon squeezed into water): Approximately 6 calories
Lemon Water for Weight Loss
Because lemon water has a low calorie count, it's a smart substitute for high-calorie beverages, which may help in weight loss (1). Consider the following:
- Swap for high-calorie drinks: Replacing sugary sodas or juices with lemon water reduces your overall calorie intake.
- Increased hydration: Staying hydrated can boost your metabolism and help you feel full, further aiding weight management.