The invention discloses nano-zinc oxide sun-blocking cream. The sun-blocking cream comprises the following components in parts by mass: 6-10 parts of zinc oxide powder with grain diameter of 100-285nm, 8-13 parts of titanium dioxide powder with grain diameter of 297-500nm, 10-30 parts of monostearate glyceride, 10-13 parts of white oil, 4-6 parts of vaseline, 4-8 parts of dehydrated sorbitan sesquioleate, 7-9 parts of cetanol, 3-7 parts of bee wax, 5-13 parts of glycerinum, 7-10 parts of deionized water, 4 parts of triethanolamine, 1-3 parts of methylparaben and 10-13 parts of traditional Chinese medicine extracted essential solution, wherein the traditional Chinese medicine extracted essential solution with mass percentage of 40 percent is prepared from Chinese angelica, polygonum multiflorum, ginseng, saffron, angelica root, cassia twig and coix seed through superfine grinding, decocting, filtering and concentrating steps.