YOU LOOSE SO MUCH MORE WEIGHT faster BUT THE END RESULT WILL BE THE SAME, JUST NOT SO QUICK. ITS NOT EVEN HEALTHY TO LOOSE WEIGHT THAT FAST. DONE FORGET THE BYPASS HAS A MUCH MORE MORTALITY RATE, MORE COMPLICATIONS (DIARRHEA, GAS, DEATH, DEHYDRATION, MALNUTRITION) AND IT IS HARD TO REVERSE (VERY)