The invention discloses an ingredient for conditioning porcupines. The ingredient is composed of the following components in parts by weight: 5-6 parts of oyster shell, 30-40 parts of mung beans, 3-4 parts of lotus seed kernel, 4-5 parts of radix rehmanniae, 0.5-1 part of coptis chinensis, 3-5 parts of the root of straight ladybell, 1-2 parts of abrus herb, 10-12 parts of wax gourd, 4-5 parts of lily, 0.1-0.2 part of scaphium scaphigerum, 2-3 parts of cortex lycii radicis, 2-3 parts of longhairy antenoron herb, 4-5 parts of selfheal, 3-5 parts of radix ophiopogonis, 2-3 parts of polygonatum odoratum, 3-4 parts of lalang grass rhizome, 2-3 parts of cyrtomium fortunei, 5-7 parts of Chinese yam, 2-4 parts of polygala root, 1-2 parts of cremanthodium reniforme, 1-2 parts of herba artemisiae adamsii and 2-3 parts of soroseris gillii. The ingredient disclosed by the invention has balanced nutrition, and in addition, the food cooperates with the Chinese herbal medicines to regulate internal balance of the porcupines, so that the external behaviors of the porcupines are influenced to reduce anxious, irritable, wild and violent behaviors of the porcupines in a breeding process. Diarrhea, parasite and other diseases or symptoms are reduced further. The invention further discloses a preparation method for the ingredient.