The invention discloses a baby pig premix, belonging to the technical field of mixed feed production in animal nutrition and feed subject. The premix is 4% premix for baby pigs, and comprises the following component in percentage by weight: calcium hydrogen phosphate, stone powder, table salt, lysine, threonine, methionine, tryptophan, glucose oxidase and multi-vitamin multi-mineral ingredient, wherein the multi-vitamin multi-mineral ingredient provides vitamin A, vitamin D, vitamin E, vitamin K3, vitamin B12, riboflavin, nicotinicacid, pantothenic acid, choline chloride, folic acid, vitamin B1, vitamin B6, biotin, zinc, manganese, iron, copper, iodine and selenium. By adopting the premix, the antibiotic addition amount in the feed is reduced, the daily gain and feed conversion efficiencyof weanling pigs are improved, the intestinal tract health is improved, the breeding cost is lowered, and the environmental sanitation is improved, so that the premix is green and environment-friendly feed premix and can be used for producing full-value mixed feed for the baby pigs; and the mixed feed produced by the product is comprehensive and balanced in nutrients, and can meet the nutritionalneeds of the baby pigs and enhance the production performance of the baby pigs.