Fuente: WIPO "hemp" The invention relates to a radix astragali composite beverage and a preparation method thereof, and belongs to the technical field of health-care beverages. In accordance with the problems that the treatment cycle of whelk is long, the treatment effects are limited, the cure rate is low, and the whelk attacks repeatedly, the invention provides a traditional Chinese medicine composition beverage. The preparation method comprises the following steps of (1) mixing radix astragali with honeysuckle flowers and mint in the mass ratio being 1 to 3 to (2.6-2.8) to obtain a mixture, baking the mixture,performing superfine crushing to obtain 800-1000-mesh powder, then performing super critical extraction, and collecting extraction liquid; (2) baking hemp seeds; (3) performing milling twice on aloewith a stone mill, then performing crushing with a colloid mill, and then performing screening with a 300-400-mesh sieve to obtain aloe liquid; (4) mixing the extraction liquid with the aloe liquid, the hemp seeds and water in the mass ratio being (2-3) to 5 to (16-18) to (60-70) to obtain a new mixture, and putting the new mixture into an efflux cavitation machine for treatment so as to obtain treating liquid; and (5) performing ultrahigh-temperature instantaneous sterilization on the treating liquid so as to obtain the radix astragali composite beverage. The radix astragali composite beverage disclosed by the invention can be used for health care of skin.