Pig feed is disclosed. The feed is prepared from following components by weight: 40-50 parts of corn, 30-40 parts of wheat, 15-25 parts of
soybean meal, 20-35 parts of sweet potato residue, 2-6 parts of
lactic acid bacteria, 3-10 parts of
yeast, 10-15 parts of medical stone, 10-15 parts of
eggshell, 10-15 parts of shell
powder, 20-30 parts of
silene conoidea, 10-20 parts of cottonsedge-like
thistle herb, 10-15 parts of sweet potato
vine, 10-20 parts of purslane
herb, 3-10 parts of composite
vitamin, 10-25 parts of
vegetable oil, 5-15 parts of
isatis root, 5-15 parts of liquorice root, 5-15 parts of
milkvetch root, 5-15 parts of medicated leaven, 5-15 parts of malt, 5-15 parts of
hawthorn fruit and 5-15 parts of dried
tangerine peel. The feed is reasonable in formula, comprehensive in
nutrition, good in taste and high in feed
absorption rate. By adopting a plurality of the proper raw materials and adopting reasonable using amounts, comprehensive
nutrition of the feed is optimized, and three functions, namely functions of regulating feed
palatability, increasing the
lean meat percentage and boosting pig
immunity are achieved.