The invention provides a beautifying biscuit. The beautifying biscuit is prepared by adopting the following ingredients in parts by weight: 20 to 30 parts of jasmine flower, 10 to 12 parts of rose flower, 5 to 7 parts of wolfberry fruits, 5 to 8 parts of mint leaves, 4 to 5 parts of cassia seeds, 1 to 2 parts of saussurea nigrescens, 2 to 3 parts of Viola arcuata, 12 to 15 parts of red date powder, 120 to 150 parts of flour, 8 to 10 parts of shiitake mushroom, 15 to 18 parts of red beans, 10 to 20 parts of rice powder, 18 to 19 parts of wheat germ, 8 to 9 parts of ginger juice, 5 to 7 parts of crystal sugar, 4 to 5 parts of jam, 3 to 4 parts of lard oil, 7 to 8 parts of sago powder, 0.6 to 0.7 part of lactobacillus, 1 to 2 parts of olive oil and 7 to 8 parts of hawthorn. The preparation method comprises the following steps: (1) mixing the olive oil and flour, pouring the mixture of the olive oil and the flour into a pot, frying the mixture for 5 to 7 minutes with big fire, taking out the mixture from the pot, drying the mixture, and crushing the mixture; (2) removing the kernel of the hawthorn, pulping the hawthorn by adding 3 to 4 times of water, filtering the hawthorn pulp, removing the slag, and collecting the filter liquid; soaking steamed buns into the filter liquid for 8 to 10 minutes, taking out the soaked steamed buns, and drying and crushing the steamed buns, uniformly mixing the crushed steamed buns with the material obtained in the step (1), and drying the mixture. The beautifying biscuit is rich in nutrients, has a beautifying and detoxifying function and is popular among women of different ages.