Losing weight takes time and needs a lot of discipline in one's lifestyle. There are people, who in their desire to lose weight fast, decide to take diet pills. There are different kinds available in the market but not all of them are as effective as what they claim to be. There are even pills which are not very safe to take. Although they have the effect of suppressing one's appetite, they affect the nervous system. I speak from experience because I have tried different kinds of pills in the past, some claiming to be appetite suppressants while others claim to be fat burners; however, not all of these pills work. If you are searching for a top rated diet pill, do diligent search. Do not just rely on advertisements. Read medical reviews about the product and seek medical advise.