These pills take away the desire to eat and allow you to keep down the fat consumption. Most of prescription drugs are suppressants, like Phentermine, Meridia Keto tone avis ), Acomplia and several other brands. Appetite suppressants are the oldest type of pills to struggle extra weight, and many people use them successfully. Their popularity grew even more after Hoodia Gordonii appeared on weight loss market. It's considered the best natural appetite suppressant that has not been researched thoroughly but showed good efficacy.