Water intake calculator
Work out how much fluid you need each day based on your weight, activity and the weather. Includes an extra allowance for anyone on GLP-1 treatment, where dehydration is a common problem.
Weight
Taking a GLP-1 treatment?
Enter your weight to see your daily fluid target.
Other free tools
BMI calculatorCheck your BMI and see which treatments you qualify for.Calorie calculatorWork out your daily calories for steady, sustainable loss.Food & calorie diaryLog meals and track calories and macros against your target.Ideal weightSee a healthy weight range for your height and frame.Body fat estimatorEstimate body fat percentage from simple measurements.
Numbers pointing towards treatment?
See which licensed medications you may be eligible for.