Most foods and drinks break a fast, if you're wondering if eating vegetables break a fast, yes it does, and you should read a bit more about fasting before reading this article!. 2 Most broths also contain very few calories (1/2 cup bone broth contains ~15 calories.) However, it is a protein free substance with minimal energy content, so we can assume that it likely doesnt affect autophagy. Yes, even the ones without any calories. Like Stevia, Monk fruit has no calories or carbohydrates. 2 = minimum ounces of water you should drink per day. The one exception to this is erythritol, which only has 0.2 calories per gram, making it 95% less caloric than table sugar. But both of those great companions have caffeine and overdoing it might lead to addiction. Generally, lemon juice is added to water to give it some taste, and it is known to have many beneficial effects for the body. As I mentioned above, artificial sweeteners wont break your fast. It wont kick you out of ketosis and practically wont elicit a metabolic response, but the fat you ingested, and its 9 calories per gram (8 for MCT oil though), will still have to be digested and dealt with by the body. And fatty-acids, like other fats, will break your fast, even though it shouldnt kick you out of ketosis. For example, you can do a no-food fast, you could refrain from certain foods, or maybe intermittent fasting is best for you that involves alternating eating and fasting on a daily or weekly basis. However, more research is needed to better establish apple cider vinegar's effect on weight. After the fifths day, your body will turn to internal nutrition and will hang hard to any nutrients youll give it, meaning it will absorb the chemicals youll be inhaling faster and better. But your consumption may have more to do with it. Those are respectively the hunger and satiety hormones. And I know that can be a downer to read that when youll be doing your seven days fast in a month, youll only have those three healthy drinks to rely on. However, intermittent Im Thierry, a binge eating, alcohol drinking, party making, intermittent faster experimenting with keto, short and long fasts, etc.Im by no mean a doctor nor pretending to be one, Im just an ordinary guy fascinated with these subjects.