The invention belongs to a method for preparing mulberry leaf health-care tea. In the health-care tea, mulberry leaves which are subjected to green-removing, kneading and drying are used as major ingredients, and a Chinese herbal medicine extract with a health-care function are added and floral fragrance is fumigated. The method comprises the following steps of: performing green-removing on the mulberry leaves, kneading, drying initially, cutting into pieces, removing impurities, drying again, spraying a certain amount of Chinese herbal medicine extracting solution, drying again, mixing the dried mulberry leaves and fragrant flowers such as jasmine or cymbidium, fumigating until the moisture content of the mixture is about 7 percent, and extracting flower buds to obtain the mulberry leaf health-care tea. The mulberry leaf health-care tea has the effects of tonifying kidney, promoting mentality, improving eyesight, reducing lipid stagnation of human bodies, reducing blood fat and blood sugar, and the like, and has the characteristics of faint scent, sweetness, good mouthfeel and the like.