The invention discloses Chinese chestnut flavored composite health care rice and a preparation method thereof. The Chinese chestnut flavored composite health care rice comprises the following raw materials of polished round-grained rice, Chinese chestnut, yam, balsam pear, burdock, radix rehmanniae recen, cassia seed, Chinese wolfberry fruit, glossy privet fruit, fructus alpiniae oxyphyllae, rhizoma alismatis and polygonum multiflorum. The Chinese chestnut flavored composite health care rice has the beneficial effects that finished products are smooth and attractive in appearance and soft and glutinous in taste after being cooked, have special fresh scent of the Chinese chestnut, are delicious and nutritious, and are suitable for being eaten by people for a long time.