Our sugar free range is crowd pleaser. Sweetened with Acesulfame potassium. also known as acesulfame K (K is the symbol for potassium) or Ace K, is a calorie-free sugar substitute (artificial sweetener) often marketed under the trade names Sunett and Sweet One. It is known under the E number (additive code) E950. May have a laxative effect. 100g bag.