<;P>;PROBLEM TO BE SOLVED: To provide a basophilic granulocyte degranulation inhibitor, a mast cell degranulation inhibitor, and a &beta;-hexosaminidase release inhibitor which are expected of high antiallergic action or antiinflammatory action, have high safety with no side effect such as analgesic-hypnotic action, is easy to obtain the raw material and to produce, and furthermore has a mild flavor. <;P>;SOLUTION: The basophilic granulocyte degranulation inhibitor, the mast cell degranulation inhibitor, and the &beta;-hexosaminidase release inhibitor have a polar solvent extract of the fruits or seeds of a Paullinia cupana Kunth. plant as an active ingredient and are used as antiallergic or antiinflammatory foods, drugs, animal feed compositions, and cosmetic raw material compositions. <;P>;COPYRIGHT: (C)2010,JPO&INPIT