Clinical protocols, member stories, and plain-language science from the Meto care team. We publish what we'd want to read if we were figuring this out for the first time

You wake up feeling under the weather. Maybe it’s a sore throat, a fever, or a stomach bug. You don’t have much of an appetite, so you eat less than usual. But when you check your blood sugar, it’s through the roof. How is that even possible? Shouldn’t eating less mean lower glucose levels?

If you’ve recently ended your keto diet and suddenly feel bloated, tired, foggy, or just "off" after eating carbs, you're not alone. Many people report feeling awful when they start eating carbs again after weeks or months on a very low-carb diet.