This invention is related to a material-transporting carrier, an agent comprising the carrier for treating fibrosis of the intestine, wherein the carrier is used for extracellular matrix-synthesizing cells in the intestine, and the carrier comprises retinoid as a targeting agent.本發明是關於一種物質輸送用攜帶體(carrier)以及利用該攜帶體而成之腸道纖維化處置劑,該攜帶體是用於腸道中之細胞外間質生成細胞,其中包含類視色素來作為標靶藥物。