abstract |
The present invention provides a dipeptidyl peptidase IV (DPP IV) inhibitory peptide compound or a composition containing the same, which has been used since ancient times and has stability (stability) This high-yielding wolfberry can be provided as a raw material in a convenient way. In the present invention, a peptide compound having dipeptidyl peptidase IV (DPPIV) inhibitory activity, which is obtained in a hydrolyzate of a proteinaceous source from fish, is used as an active ingredient of a composition for inhibiting DPPIV. |