摘要 |
<P>PROBLEM TO BE SOLVED: To provide a methioninase inhibitor comprising plant extracts as active components which do not affect a human body and have high safety, and suppressing production of a malodorous substance of methyl mercaptan by inhibiting oral cavity bacteria of methioninase; and to provide an oral cavity composition and foods and drinks, containing the inhibitor. <P>SOLUTION: The inhibitor includes the active components of extracts of one or more plants selected from the group consisting of Prunus salicina, Xylopia aethiopica, Rhus aromatica, Polygonum multiflorum, Polygonum bistorta, Dryopteris crassirhizoma, Areca catechu, Geranium maculatum, Salix alba, Collinsonia canadensis, Prunus africanum, Cassia mimosoides, Sassafras aibidum, Storobilanthes flaccidifolius, Quercus robur, Mucuna birdwoodiana, Trachycarpus fortunei, Juglans nigra, Oenothera biennis, Tilia europaea, Juniperus virginiana, Santalum album, Paeonia suffruticosa, Cinnamomum cassia, Thuja plicata, Thuja occidentalis and Rheum officinal. The oral cavity composition and foods and drinks, containing the inhibitor, are also provided. <P>COPYRIGHT: (C)2011,JPO&INPIT |