Actually, there is the idea of "net carbs" on keto. This means if the package says: Carbs: 4g Fiber: 3g Your net carbs is 1g. You always subtract out the fiber

Actually, there is the idea of "net carbs" on keto. This means if the package says: Carbs: 4g Fiber: 3g Your net carbs is 1g. You always subtract out the fiber from the carbs. There's a long explanation for why you do this, I'll leave it to you to find.