A multifunctional whitening and tooth strengthening toothpaste is made through the following steps: weighing the following cleaned main materials: mulberry leaf, mint leaf, panax notoginseng, Herba Taraxaci, barbed skullcap herb, safflower, green tea, cedar leaves, argy wormwood and orange according to a ratio of 6-4:4-6:5-4:4-5:3-4:4-3:2-3:3-2:2-3:1-2 with 10 as a base, refining the main materials, micro-screening the refined main materials to form main material powder, weighing the following ingredients: onion, mustard, rice vinegar, borax and refined salt according to a ratio of 0.5-0.6:0.6-0.5:2-1:0.5-0.4:0.4-0.5 with 10 as a base, refining the ingredients, micro-filtering the refined ingredients to form a mixed solution, weighing the main material powder, the ingredient mixed solution and purified water according to a ratio of 8-6:6-5:1-3 with 100 as a base, uniformly stirring all above weighed materials to form a mixed slurry, carrying out heating boiling disinfection for 0.6-1h, packaging the obtained material, and sealing the packaged material. The toothpaste has the advantages of advanced preparation technology, high grade, high quality, high efficiency, delicate matching of plant fruits, environmental protection, convenience, economy, suitableness for people of all ages and both sexes, and substantial comprehensive economic and social benefits in promotion and use.