The invention discloses a nutrient feed suitable for all-age pigs. The nutrient feed is prepared from the following raw materials in parts by weight: 20-55 parts of corn, 20-38 parts of rye, 20-40 parts of rice bran, 1-4 parts of lard oil, 2-7 parts of chrysanthemum cake, 5-10 parts of corn bran, 2-7 parts of feather meal, 10-20 parts of corn germ meal, 8-14 parts of sunflower cake, 2-6 parts of silkworm powder, 5-10 parts of seaweed meal, 2-10 parts of echinopsis tubiflora powder, 1-3 parts of alfalfa, 2-4 parts of aloe powder, 2-5 parts of zeolite powder, 1-3 parts of sodium selenate, 1-2 parts of cerium citrate, 1-2 parts of ferrous glycine chelate, 2-10 parts of a Chinese herbal medicine additive, 0.2-0.6 part of protease, 0.2-0.45 part of amylase, 0.2-0.6 part of pectinase, 0.2-0.9 part of phytase, 0.1-0.3 part of schizophyllum commune, 0.1-0.4 part of armillaria mellea and 2-5 parts of a phagostimulant. The nutrient feed is suitable for all-age pigs, green, healthy and balanced in nutrient.