Kao Corporation

Other

Mitsuyoshi Kashiwagi

Yoshinori Murakami

Yasuteru Eguchi

Kazuhiko Kato

Shigeto Kayane

Takeshi Yasumasu

Yuki Mitsui

Yoshihisa Katsuragi

Manabu Tonomura

Hidetake Fujinaka

Yoshiyuki Muroi

Yoshitaka Yano

Shinji Kiji

Setsujiro Inaoka

Keiko Masuki

Kenzo Kurihara

The invention provides an oral preparation or a chewing gum comprising an organic acid and/or inorganic acid and a fluoride ion supplying compound, wherein a light scattering layer is formed inside enamel of the teeth when the oral preparation or the chewing gum is applied to teeth. An internal tooth colored layer in the enamel is masked by the light scattering layer, and a white appearance is imparted to the teeth.

Oral preparation and chewing gum

The present invention relates to a solid preparation for oral hygiene, which comprises (a) 15 to 90 wt. % of a bubbling component and (b) 0.001 to 10 wt. % of an orally-usable medicinal component at an (a):(b) ratio ranging from 10:1 to 1000:1. Use of the preparation brings about a drastic improvement in the drug efficacy and moreover, breath is freshened by bubbling.

Solid preparation for oral hygiene

The present invention relates to a protein-lipid complex which modifies the taste of a food, pharmaceutical or cosmetic, particularly has the effect of decreasing the bitterness thereof; and a method for modifying the taste of a food, pharmaceutical or cosmetic with the complex, particularly a method for decreasing the bitterness thereof with the complex.

Taste-modifying method and bitterness-decreasing method

Growing community of inventors

Tokyo, Japan

Mitsuyoshi Kashiwagi