Lose up to 10 pounds in 4 days.If may weight to lose, there isn't any a weight plan is the platform for you! Your carb-up days are for refilling your glycogen stores on muscle, and bumping up calorie levels slightly to help keep your thyroid calling. When your "carb-up" is over, the cycle is repeated. A few selected common natural fat burners are - green tea, seven keto and yerba mate.