The invention relates to a chitin fiber and silk fiber blended mask, which comprises a chitin fiber and silk fiber blended layer containing a nutrient solution, wherein the nutrient solution is prepared from the following components by weight percent: 40-60% of collagen peptide, 2-15% of sodium hyaluronate, 20-25% of cactus stem extract, 10-15% of aloe vera extract and 8-15% of vitamin C. According to the chitin fiber and silk fiber blended mask, the nutrient solution can penetrate stratum corneum of skin and then permeate dermis, effectively plays an efficient role in holding moisture, resisting wrinkles, restraining generation of melanin and delaying senescence; the mask can fit the skin well, no cut needs to be arranged, the nutrient solution can be fully absorbed, drop and leakage of the nutrient solution are avoided, much inconvenience caused to cosmetology of people by traditional masks is greatly improved, meanwhile, the mask has the characteristics of being soft, breathable, comfortable, fit, free of side effect and the like.