Original: One study showed an average 11.2 pound ( 5.1 kilogram ) weight loss in a group taking a mixture of yerba mate , guarana , and damiana , compared to an average one pound loss in a placebo group after 45 days .
Simplified: This study shows an average 11.2 pound weight loss in a group taking a mixture of yerba mate , guaranÃ and damiana , compared to an average 1 pound loss in a placebo group after 45 days .