Studies on overfeeding (the scientific term for binging on food) show that doing so can boost your metabolic rate by anywhere from 3-10%. While this sounds good, it actually doesn't mean much when you consider that you would need to eat a anywhere from a few hundred to a few thousand extra calories in a day to achieve this effect.
Steady, safe exipure should amount to approximately one to two pounds per week. If you have a lot of weight to lose, your first efforts at exipure might yield more extreme results, but you don't want extremely fast exipure to continue.