The main component of the drug - an extract from the rind of the fruit Garcinia Garcinia Cambodian (Garcinia cambooia - South Asian tree with fruit the size of a cherry and looked like a pumpkin). The extract contains rare in other plants, and unique in their properties gidroksilimonnuyu acid (GLK). GLK helps knowing when to stop eating, typing a sufficient number of calories. Limitation of appetite is due to the fact that the GLK contributes to the maintenance, high blood glucose concentrations, which is a signal to the brain to eat.