I think that if you have any digestive issues, it's more likely foods you don't tolerate well rather than carbs in general... unless you add a lot of carbs. (ketodietapp.com)
That means there's more protein than carbs in these peanut butter chocolate oatmeal bars, although the exact amounts vary depending on the kind of protein powder used. (legionathletics.com)
Protein requires more calories when it is digested than carbs and fats. (fitnessandpower.com)