The present invention is to provide the novel complex or emulsion composition which can be used as an emulsifier. The complex formed by combining an amide alcohol and a carboxy group-containing polymer exhibits a water-in-oil type or an oil-in-water type emulsifying capacity.本發明的目的在於提供一種可做為乳化劑來使用的嶄新錯合物或乳化組合物。醯胺醇與含羧基高分子結合而成的錯合物,發揮油中水型或水中油型的乳化能力。