This study shows greatly improved success rate by including African Mango with the HCG diet protocol as below

This was a double blind, placebo controlled experiment where 1 group was given a placebo, the second group given HCG diet drops, and the third group was given African Mango extract along with their HCG drops. All three groups attempted to stick to the same 500 calorie a diet, with the varying success noted above. According to the studies author
There was a very noticable difference in the ability of individuals in the three groups to control their hunger and maintain the strict 500 calorie a diet prescribed.
These results convinced us, and we have now package African Mango with our HCG diet kits in our store