The invention provides cookies with a digestion promoting function. The cookies are prepared from, by weight, 206-298 parts of plain flour, 85-118 parts of pitaya pulp, 34-41 parts of walnut powder, 10-16 parts of collagen powder, 4-8 parts of Chinese herbal medicine preparation, 12-24 parts of edible vegetable oil, 14-28 parts of sugar, 4-6 parts of condiment, 2-3 parts of vitamin, 2-3 parts of amino acid, 2-3 parts of microelements, 3-5 parts of leavening agent, 2-4 parts of starter culture, 1-2 parts of emulgator, 0.6-1.2 parts of flavor enhancer and 0.6-1.2 parts of flavoring agent. The cookies with the digestion promoting function have the advantages of the special fruit taste and rich nutrition, have the obvious digestion promoting healthcare function, and can meet the requirements of numerous customers, especially old people suffering from indigestion and difficult digestion. The industry chain of pitaya can be prolonged, and added value can be improved.