The invention discloses a fattening pig feed being rich in vitamins and a preparation method thereof. The fattening pig feed comprises following raw materials, by weight, 250-300 parts of
wheat flour, 150-180 parts of
bran, 100-120 parts of
dry powder of tenebrio moliter, 30-40 parts of rice, 40-50 parts of
astragalus adsurgens pall, 30-40 parts of melilotus suaveolens, 20-30 parts of stems and leaves of tomatoes, 10-20 parts of stems and leaves of pumpkins, 3-5 parts of walnut kernels, 10-20 parts of apple seeds, 7-9 parts of orange seeds, 4-6 parts of Chinese prickly ash seeds, 1-2 parts of
cottonseed oil, 3-5 parts of dried radish, 2-3 parts of
polygonum cuspidatum, 2-3 parts of cortex acanthopanacis, 1-2 parts of
hamamelis mollis, 2-3 parts of
silybum marianum, 20-30 parts of silkworm
feces, 2-3 parts of
citric acid residue, 3-4 parts of fishbone
powder and 15-20 parts of a phagostimulant. The feed can provide enough vitamins for raw pigs so that a series of
vitamin deficiency diseases of the pigs can be reduced, can promote
appetite and feed intake of the pigs, can improve
digestion function of
stomach and intestine of the pigs, promotes healthy growth and fattening of the pigs, can increase fattening efficiency and can improve pork quality.