<;P>;PROBLEM TO BE SOLVED: To provide a health drink so as to further enhance an antitumor effect existing in a food for absorbing hyaluronic acid and excellent in health-maintaining function, and also an oral antitumor agent exhibiting the excellent antitumor effect. <;P>;SOLUTION: The health drink is provided by mixing the hyaluronic acid and peptides with an aqueous alcoholic solution for drinking such as a liqueur, etc. Further, the above peptides are understood as substances obtained by hydrolyzing a protein for enhancing its absorptivity in a body. <;P>;COPYRIGHT: (C)2010,JPO&INPIT