01 Sep 2014 --- Heinz has become the latest food manufacturer to introduce stevia as a method of reducing sugar in its products. The company has announced it will be adding the natural sweetener stevia to its Heinz Tomato Ketchup portfolio, to create a new product called 'Heinz Tomato Ketchup 50% Less Sugars' in order to slash the sugar content of the condiment to 11.4% per 100g (down from 22.8%).