The present invention discloses a digestible pig feed. The pig feed is prepared from the following raw materials, by weight: 300 to 310 parts of corn, 60 to 70 parts of oat hull, 30 to 40 parts of fish meal, 10 to 12 parts of garlic powder, 3 to 4 parts of straw micro-powder, 5 to 6 parts of water chestnut branch and leaf, 8 to 10 parts of radish peel, 10 to 12 parts of asparagus lettuce root, 4 to 5 parts of sargassum, 4 to 5 parts of mung bean hull, 2 to 3 parts of tremella, 2 to 3 parts of rock candy, 1 to 2 parts of opuntia stricta flower, 4 to 5 parts of flastem rockvine leaf, 0.5 to 0.7 part of L-lactic acid, 0.4 to 0.6 part of chitin, 5 to 6 parts of lactic acid bacteria, 5 to 6 parts of auxiliary agents and a proper amount of water. According to the present invention, the digestible pig feed adopts corn, oat hull and fish meal as the main raw materials, and the fish meal is subjected to fermentation, grinding, decoction and other processes, so that the nutrients and healthcare components in the raw materials are completely released, the feed is easier to digest and absorb, and the feed intake and feed utilization rate of pigs are increased. The digestible pig feed not only ensures the healthy growth of pigs, but also improves the habitus of pigs, so that the meat quality is improved.