The invention discloses nerve-calming and beauty-maintaining fish meat steamed stuffed bun and a preparation method of the nerve-calming and beauty-maintaining fish meat steamed stuffed bun. The steamed stuffed bun comprises the following raw materials in parts by weight: 900-1000 parts of flour, 300-400 parts of yellow croaker, 200-250 parts of marbled meat, 30-50 parts of poria cocos powder, 50-80 parts of lotus root powder, 30-50 parts of pinenut kernels, 30-50 parts of pitaya flowers, 80-90 parts of melissa officinalis, 30-50 parts of mulberries, 3-5 parts of michelia fuscata, 2-3 parts of polygala tenuifolia, 3-5 parts of angelica, 5-8 parts of pseudo-ginseng, 2-3 parts of perilla leaves, 40-50 parts of chopped green onion, 30-50 parts of mashed ginger, 10-15 parts of yellow wine, 10-20 parts of mature vinegar, 10-15 parts of soybean sauce, 5-10 parts of salt, 2-4 parts of monosodium glutamate, 4-8 parts of yeast powder and a proper amount of water. According to a formula, in the raw materials of the steamed stuffed bun, the croaker is rich in selenium elements and has the effects of tonifying spleen and stomach, calming nerves, preventing dysentery, benefiting vital energy and replenishing essence, the pitaya flowers and the pinenut kernels all have the effects of maintaining beauty, resisting ageing and nourishing beauty, and the michelia fuscata has the effects of relaxing tense nerves, boosting spirit, stimulating vitality and removing fatigue.