The invention relates to gum-protecting whitening toothpaste. The gum-protecting whitening toothpaste is prepared from the following components: sorbitol, xylitol, sodium phytate, brilliant blue pigment, sodium lauroyl sarcosine, ethylene diamine tetraacetic acid (EDTA) disodium, plant chitosan, trehalose, sodium saccharin, sodium pyrophosphate, glycerol, sodium hyaluronate, xanthan gum, hydroxyethyl cellulose, polyvinyl pyrrolidone (PVP) cross-linking agent, shell powder, silicon dioxide (friction type), silicon dioxide (thickening type), zinc citrate, lysozyme, pawpaw extract, vitamin E, peppermint essence, silica (whitening particles) and pure water. The components coordinate with one another, so that the effects of protecting gum and whitening teeth are achieved.