To provide a composition capable of exhibiting new effects of bay laurel (LaurusnobilisL.).SOLUTION: The composition contains an extract of bay laurel (LaurusnobilisL.), has an
antibacterial action against Tannerellaforsythensis and Streptococcusmutans, suppresses
gingival inflammation, spontaneous bleeding of gums and plaque accumulation, improves
dryness in the
oral cavity and
saliva pH, suppresses halitosis and improves
constipation. Specifically, the present invention relates to an
antibacterial agent against
periodontal disease-related
bacteria and dental caries-related
bacteria, a composition for preventing or treating
periodontal disease, a composition for preventing or treating dental caries, a composition for improving gingiva, a composition for improving gums, a composition for suppressing plaque (
dental plaque) accumulation, a composition for improving xerostomia, a composition for improving
saliva, a composition for suppressing halitosis, and a composition for improving
constipation, each of which contains a bay laurel (LaurusnobilisL.) extract as an
active ingredient. By containing the bay laurel (LaurusnobilisL.) extract, it is possible to suppress Tannerellaforsythensis and Streptococcusmutans which are
periodontal disease-related
bacteria, suppress
gingival inflammation, spontaneous bleeding of gums, and plaque accumulation, improve
dryness in the
oral cavity and
saliva pH, suppress halitosis, and improve
constipation.SELECTED DRAWING: None