The invention belongs to the field of preparation of pig feed, and particularly relates to pig feed for improving the meat quality. The pig feed is characterized by being prepared from, by weight, 20-30 parts of malabar spinach, 30-40 parts of bamboo shoot shells, 6-7 parts of waxberries, 19-25 parts of lotus seed shells, 6-8 parts of brown sugar, 16-20 parts of green olives, 0.5-1.0 part of edible salt, 10-12 parts of monascus vinegar, 0.01-0.02 part of tea saponin, 0.05-0.10 part of tabasheer ketone and the like. The waxberries, the lotus seed shells, the bamboo shoot shells, the brown sugar, the green olives, the malabar spinach, the monascus vinegar and the like are sealed and dipped, biotransformation among the raw materials is promoted, matter with higher activity is formed, the healthcare function of the product is remarkably improved, the immunity of pigs can be improved, and a good foundation is laid for providing pork free of antibiotics and hormone residues.