PROBLEM TO BE SOLVED: To provide novel and useful cosmetics for making a horny layer transparent, a horny layer transparency preventing and improving agent, a light scattering reducing agent and a polarization reducing agent.SOLUTION: This invention provides cosmetics for making a horny layer transparent which comprise mandarin orange pericarp extracts as an active ingredient, a horny layer transparency preventing and improving agent, a light scattering reducing agent and a polarization reducing agent.COPYRIGHT: (C)2015,JPO&INPIT【課題】新規で有用であり、角質層を透明にする化粧料、角質層の透明性予防改善剤、又は、光散乱低減剤、偏光低減剤を提供する。【解決手段】マンダリンオレンジ果皮抽出物を有効成分とする、角質層を透明にする化粧料、角質層の透明性予防改善剤、又は、光散乱低減剤、偏光低減剤。【選択図】なし