Shiseido Company, Limited

Hideyuki Ichikawa

Keiichi Uehara

Shoji Nakamura

Yoshimori Fujinuma

Yumiko Suzuki

Tomohisa Asahara

Satoru Akiu

Yoshio Katsumura

Masanori Aizawa

Yoshihisa Sato

Katsuyuki Yomogida

Hideo Morohoshi

Katsutake Hayashi

Seiichi Hirose

Yushi Terajima

Seisaku Togano

Masayuki Tejima

Katsuhiko Tokuda

Shinobu Iwakami

Saburo Ohta

A skin treatment composition comprising at least one glycoside of hydroquinone having the general formula: ##STR1## wherein R represents a pentose residue, a hexose residue, an amino sugar residue, or an uronic acid residue, or the methylated product thereof in a skin treatment base. This skin treatment composition can further contain at least one UV absorber. The hydroquinone glycoside (I) exhibits an excellent depigmentation effect and effectively suppresses skin irritation caused by the UV absorber.

Skin treatment composition

Hypo-allergenic moss oil from which ethyl hematommate and/or ethyl chlorohematommate or atranorin and/or chloroatranorin are substantially removed. This hypo-allergenic moss oil can be produced by chromatography separation, solvent extraction, countercurrent partition, and/or membrane separation or catalytic hydrogenation treatment and/or alkaline treatment.

Hypo-allergenic moss oil and production process thereof

Hypo-allergenic jasmine oil is presented. This hypo-allergenic jasmine oil can be obtained by removing coniferyl benzoate and coniferyl acetate from natural flower essential jasmine oil by means of distillation, molecular distillation, preparative gas chromatography, preparative column chromatography, alkaline treatment or any combination thereof.

Hypo-allergenic jasmine oil process for producing the same and

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Yokohama, Japan

Hideyuki Ichikawa