The invention designs a health Chinese herbal medicine additive capable of promoting the growth of crucian. The additive is characterized by comprising the following components in parts by weight: 10-14 parts of astragalus membranaceus, 8-12 parts of liquorice root, 4-6 parts of dried tangerine or orange peel, 3-5 parts of kudzu root, 2-4 parts of hawthorn fruits, 8-12 parts of wolfberry fruits, 3-5 parts of eucommia ulmoides, 14-18 parts of Chinese yams, 3-5 parts of angelica sinensis, 2-4 parts of salvia miltiorrhiza, 2-4 parts of dahurian angelica root, 7-9 parts of isatis root, 3-5 parts of purslane, 4-6 parts of sophora flowers, 2-4 parts of cyrtomium fortunei and 3-5 parts of mint. According to the health Chinese herbal medicine additive capable of promoting the growth of the crucian, properties of various Chinese herbal medicines are sufficiently utilized, and by virtue of the synergistic effect of the Chinese herbal medicines, the functions of improving the immunity of fish bodies, promoting the growth of fishes and killing pathogenic bacteria and parasites in feed of the Chinese herbal medicines are achieved; the raised crucian has good body forms, scales with bright color and luster and flesh with rich umami, and the cooked crucian meat has a delicious flavor and is chewy; and the Chinese herbal medicines are readily available, the production method is simple and convenient, the cost is low and the use effect is good.