Quote Originally Posted by DrPatrickBarry View Post
Read the packaging again when people talk about calories they are actually talking about Kcals.From http://www.weightlossresources.co.uk/calories.htmIn scientific terms:1000 calories = 1 kilocalorie = 1 kcal = the energy it takes to raise the temperature of 1kg of water by 1°C.In nutrition terms:ie. What you'll find on food packaging, calories = kilocalories and are used interchangeably.In some instances food energy is measured in kilojoules - mostly by the scientific community -though some food packaging also gives kilojoule (kJ) values. 1 kilocalorie = 4.2 kilojoules.
Thanks for that, I thought I must have the wrong end of the stick. And why shouldn't cals and kcals be used interchangeably. No problem there, so long as you're not sending a mission to mars.