PROBLEM TO BE SOLVED: To provide a composition for external application to skin which contains an acidic polysaccharide and a salt-resistant polymer, where makeup unevenness does not arise when a cosmetic material is re-applied after having been applied.SOLUTION: The composition for external application to skin contains (A) a salt-resistant polymer, (B) an acidic polysaccharide, and (C) an amphipathic compound represented by the general formula (1): Z-[O-{(EO)(PO)}-(AO)-H], where n, a, b, and c represent specific numbers and Z, EO, PO and AO represent specific groups.【課題】耐塩性高分子及び酸性多糖類を含む皮膚外用組成物において、適用した後に化粧料を重ねて塗布した場合にメイクよれを生じない皮膚外用組成物を提供すること。【解決手段】（Ａ）耐塩性高分子と、（Ｂ）酸性多糖類と、（Ｃ）下記一般式（１）で表される両親媒性化合物とを含む皮膚外用組成物：Ｚ―〔Ｏ―{（ＥＯ）ａ（ＰＯ）ｂ}―（ＡＯ）ｃ―Ｈ〕ｎ （１）（式中、ｎ、ａ，ｂ及びｃは特定の数を表し、Ｚ、ＥＯ、ＰＯ及びＡＯは特定の基を表す。）。【選択図】なし
