Skin treatment composition
AssigneeShiseido Company, Ltd.
InventorsYoshimori Fujinuma, Tomohisa Asahara, Satoru Akiu, Yumiko Suzuki, Hideyuki Ichikawa, Yoshio Katsumura
Life of this patent
Estimating the term…
Abstract
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.
Claims3
A skin treatment composition comprising 10% to 20% by weight of a glycoside of hydroquinone having the formula ##STR3## 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 comprising 0 to 35% by weight of an alcohol, 0.01% to 5% by weight of a surfactant, 0 to 10% by weight of oil, and water or wax.
Dependencies are inferred from the claim text.