| abstract |
PROBLEM TO BE SOLVED: To provide an insulin secretion promoter derived from a natural ingredient with high safety. SOLUTION: The present invention is derived from at least one of an insulin secretion promoter and a cyclic AMP phosphodiesterase inhibitor, cumistin, damselfly, loofah and dragon fruit containing rosmarinic acid as an active ingredient, and promotes insulin secretion. The present invention relates to an insulin secretion-promoting agent and a cyclic AMP phosphodiesterase inhibitor containing a substance exhibiting activity and / or cyclic AMP phosphodiesterase inhibitory activity as an active ingredient. [Selection figure] None |