Survival of the fittest is the law of the nature, in which only the strong one has the chance to survive in the nature. But the nature also gives us all our need to live healthy. In nature, animal tends to find his own remedy whenever something wrong happened with his health from what available in the nature. It was known that cat is very fond of kind of a root of lalatang plant (Acalypha indica Linn.) for his tonic. There is always a tendency for an overfed dog to eat a kind of grass (Cyperus rotundus Linn.) to be able to vomit. The people has learnt these phenomena which were the beginning of the usage of herb for traditional medicine