The present invention provides agent for enhancing egg aroma comprising at least one component(s) as an ingredient selected from the group consisting of: (a) 3-(methylthio)1-propanol, (b) benzaldehyde, (c) 4-heptanol, (d) trimethylpyrazine, (e) methylpyrazine, or (f) 2,5-dimethylpyrazine. The agent of the present invention is used for enhancing egg aroma, especially an egg flavor, of an egg product. The examples of preferred egg products to which the present invention is applied include, but not limited to, a boiled egg itself, various food products using a boiled egg (for example, tartar sauce, prepared bread filling, and so on), various food products containing an egg as a component (for example, mayonnaise, dressing, pasta sauce, Japanese omelette, steamed egg custard, steamed egg hotchpotch, omelette, quiche, rolled omelette, noodles, fried rice, custard cream, pudding, cake, sponge cake, ice cream, egg (custard) tart, bread, crape, and so on).