Abstract:With the development of economy and the improvement of material life, people has special concern on the safety and the health care function of food. To find and research the health care function of natural products has became a popular research field at present. We reviewed the past researches of evaluation methods for non-toxic radiation protector in natural products, and found that the radioprotection was estimated by the detection of targets related to survival rate、hemopoietic system、genetic material、oxidation-reduction system、immune system and so on. To review various indexes, and puts forward the future of methods for radioprotector in natural product may trend, to provide the reference for the future with radiation protection function of health food and food additives.