To provide a wash composition comprising an N-long-chain-acyl amino acid and/or its salt, especially an N-long-chain-acyl neutral amino acid and/or its salt and hydroxypropyl starch phosphate and excellent in foam properties, washing power and feeling upon use, and to provide cosmetics containing the same. A wash composition comprises (A) an N-long-chain-acyl amino acid and/or its salt, especially an N-long-chain-acyl neutral amino acid and/or its salt and (B) hydroxypropyl starch phosphate. Further, it comprises (C) a fatty acid to improve foaming speed, and (D) an acyl acidic amino acid ester to improve moist feeling after drying.