Pro Burn Keto Gummies - After several weeks on the gummies, people should notice an increase in their energy levels. If not, they should seek medical attention, as fatigue is also a symptom of dehydration and nutrient deficiencies.And while Devine says keto cycling can be helpful for people who crave higher-carb items from time to time, she warns it’s not for everyone. It does so by substituting sugar with artificial sweeteners. This means you can drink it without knocking yourself out of ketosis.