The invention discloses a piglet fattening feed, characterized by being prepared from the following raw materials in parts by weight: 130-150 parts of corn, 40-50 parts of extruded soybean, 20-30 parts of cassava starch, 20-26 parts of beet leaves, 16-20 parts of fermented soybean meal, 8-10 parts of emilia sonchifolia, 6-8 parts of loofah stems, 10-12 parts of shrimp meal, 4-6 parts of hawthorn, 6-7 parts of pink, 7-8 parts of eucommia bark, 6-8 parts of mulberry leaves, 8-10 parts of mangnolia officinalis, 2-3 parts of salt, 5-6 parts of zeolite powder, 6-8 parts of trace element preparation and 7-9 parts of nutrition additive. The feed is prepared from easily available raw material, is low in price, is scientific and reasonable in component proportion and is balanced in nutrition arrangement, has an effect of significantly promoting growth, ensuring balanced daily gain of piglets, realizing health growth of piglets in the fattening period, reducing the fattening cost, and ensuring healthy growth of piglets and strong, green and harmless pork.