PROBLEM TO BE SOLVED: To provide a wound healing polymer composition having higher wound treatment accelerating action.SOLUTION: The wound healing film for in vivo tissue is constituted by supporting an ascorbic acid derivative and at least one chemical agent selected from the group consisting of fibroblast growth factor, dipotassium glycyrrhizinate, benzalkonium chloride and sodium dl-α-tocopheryl phosphate on a sheet comprising at least one kind of a substance selected from the group consisting of gelatin, starch, sodium alginate, agar, cellulose, polyglutamic acid, chitin, chitosan and a konjak.