Lifesum has been designed to help our users eat better. 
The app is using an algorithm for calculating the BMI on the basis of kg/m2 (body weight in kg divided by body height in meter square).
You might encounter the following messages when trying to set you current weight - please find more details below:
  • Weight not supported
  • Number is not supported. Please try a different goal.
  • Goal weight too low. Please change your goal. 
  • Goal weight too high. Please change your goal. 
  • A word of caution
If you get one of these and wish to learn more, please contact support either through the chat function in the app or via this Support Link for further details. Thank you!