It contains:The plant (extract) which make people feel full and thus restrain the appetite, for example: sweet potato fiber, cyamoposis gum, amor phallus konjac (extract from giant arum and jerusalem artichoke), alfalfa, etc. (2) The plant (extract) that can reduce fat inside the body, such as Tuckahoe, kola, guttiferae plant, Coleus Scutellarioides, Guarana, marumi kumquat, Trigonella foenum and so on