Its 100% all natural fiber that helps boost metabollism and energy. We take 2 pills with 1/2 glass of water before eating twice a day. This makes us feel fuller and eat less. The costs is $79.95 a bottle which lasts 30 days. Most folks only use it for 3-4 months; as it all depends on how much weight you want to lose. Here's a link, to learn more: http://lisagail.SBC90DayChallenge.com/ After you order, it takes about 3 days for delivery & there is a money back guarantee as well.