Rapid Fast Keto Boost The placebo on the other hand only produced 3.06 to 3.53 pounds on average. However, it must be said that all the people who participated in the trial exercised daily and also ate a healthy diet. The supplement that was used in the test was called AcaiBurn. It was chosen over others because it is the most popular Acai berry product and has the greatest reach for the consumer, which extends from the USA. UU. To Canada, Europe, Australia and even South America, although fresh berries are available there.