Safeline Keto If you take away your own body's preferred fuel source (carbohydrates) and provide it enough fat, muscles will switch the signal from using fat as air. Instead of going 5-6 days without ANY carbohydrates as in a Keto Diet, timing your carbohydrate intake allows in which eat carbs when may possibly most needed, and least likely in order to become stored as fat-IMMEDIATELY After a WEIGHT Workout.