Weight Watchers Points Plus to kilojoules
This calculator enables people to enter the Weight Watchers point value and then determine the energy in kilojoules. This can be handy when one person is on Weight Watchers using points to determine meals and the other person is using kilojoules.
(Source for formula: Wikipedia)

Disclaimer

This calculator comes with no warranty expressed or implied. The calculator is only for informational purposes and is not guaranteed to be error free. The information on this page is not intended to be medical advice. Please be advised I am not skilled or qualified in medicine or the area of weight loss. I researched the topic and determined an approach which worked for my wife and myself. I had a check up performed by a medical professional and would advise others to do the same. It is my belief young people, pregnant women should seek medical advice before dieting. Trade Marks are owned by the respective company. I have no connection with any of the companies.