To provide an oral agent having high effect on prophylaxis and improvement of edema, namely an antiedemic composition.

The antiedemic composition is prepared by formulating, in good balance, at least an extract of Melilotus officinalis containing a coumarin or its derivatives as a first component with an extract derived from natural products, selected from a group consisting of Fucus vesiculosus, Piper retrofractum, Coix lachryma-jobi L., Humulus lupulus and Aloe vera and promoting metabolism as a second component and a vitamin B group as a third component.