They may help only because they help you to assimilate your food better, if the food is not digested correctly, you can gain some weight.
I would NOT recommend taking this for weight loss.
You should discuss with your physician other alternatives if you want to use medication for weight loss.
I would say that you might lose some weight. These are taken to help regulate your system, make you have regular bowel movements. If you don't have a problem with that you may not lose any weight. Remar