Can I drink zero-calorie drinks while fasting?
Drinking moderate amounts of very low- or zero-calorie beverages during a fasting window is unlikely to compromise your fast in any significant way. This includes drinks like black coffee.
Does diet soda break ketosis?
The bottom line. Coca-Cola Zero Sugar, or Coke Zero, recreates the Classic Coke flavor without any of the sugar or carbs. It does so by substituting sugar with artificial sweeteners. This means you can drink it without knocking yourself out of ketosis.
Why does diet soda break a fast?
Diet Coke contains zero sugar and zero calories. Because of this technically speaking, it will not break a fast. However, if your goal with Intermittent Fasting is to lose weight, sipping on Diet Coke might not actually be working for your goals. Pssst – wondering what type of fasting is best for your goals?