The invention discloses suckling pig feed which comprises the following components in parts by weight: 35-40 parts of corn, 20-25 parts of extruded corn, 10-15 parts of bean pulp, 5-10 parts of fermented miscellaneous meal, 1-5 parts of syrup, 0.1-0.5 part of acidifying agent, 0.03-0.08 part of phytase, 0.1-0.5 part of zinc oxide, 0.1-0.5 part of lysine, 0.1-0.5 part of choline, 0.1-0.5 part of threonine, 0.01-0.05 part of tryptophan, 0.1-0.5 part of methionine, 0.1-0.5 part of calcium citrate, 0.5-1 part of monocalcium phosphate, 1-5 parts of plasma protein powder, 1-5 parts of lactose, 2-6 parts of low-protein whey powder, 1-5 parts of white sugar, 5-10 parts of glucose and 0.1-0.5 part of microecological preparation. The suckling pig feed has the beneficial effects that the immunity of suckling pigs is improved, the feed conversion ratio is reduced, the nutritional requirements of the suckling pigs within two weeks from feeding to weaning can be met, the suckling pig feed is high in palatability and high in digestibility, the diarrhea rate of the suckling pigs is reduced, and the production performance of the suckling pigs is improved.