Shiseido Company, Limited

School Juridical Person Kitasato Gakuen

Shihoka Ohashi

Takashi Matsuda

Takashi Matsui

Eijiro Adachi

Yukiko Hiruma

Kazuya Hirai

A lip cosmetic has a high transparency without giving unnatural whiteness and exerts a remarkable effect of ultraviolet ray protection over a broad wavelength range including the UVA and UVB regions. The lip cosmetic includes (A) at least 5% by mass of UV absorbers; wherein said (A) UV absorbers comprises (A1) at least one UV absorber selected from a group consisting of octocrylene, dimethicodiethylbenzalmalonate and diethylamino hydroxybenzoyl hexyl benzoate, and (A2) ethylhexyl methoxycinnamate; (B) a high-viscosity oil component in a range of 30% by mass to 70% by mass thereof; (C) a low-viscosity oil component in a range of 20% by mass to 40% by mass thereof, and (D) titanium dioxide and zinc oxide of which a total content is at most 0.5% by mass thereof; and wherein a sun-protection-factor (SPF) of the lip cosmetic is at least 20, and a critical wavelength thereof is at a shortest 370 nm.

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Yokohama, Japan

Shihoka Ohashi