The invention discloses a compound traditional Chinese medicinal diet with
diuresis promoting and calculus removing effects and a preparation method thereof. The compound traditional Chinese medicinal diet is prepared from 28-30 g of
coix seeds, 18-20 g of poria cocos, 28-30 g of
lygodium japonicum, 4.35-4.55 g of
potassium citrate monohydrate, 3.95-4.15 g of
sodium citrate dihydrate and 0.07-0.08 g of
anhydrous citric acid. The preparation method comprises the following steps: step 1, weighing 28-30 g of
coix seeds and 18-20 g of poria cocos, weighing 28-30 g of
lygodium japonicum, and putting the weighed
lygodium japonicum into a 180-200-mesh filter bag; step 2, putting the materials weighed in the step 1 into a container; (3) adding water into the container in the step (2), heating until boiling, heating for 45-60 minutes at low power, and taking out the filter bag filled with the
lygodium japonicum; 4, 4.35 g to 4.55 g of
potassium citrate monohydrate, 3.95 g to 4.15 g of
sodium citrate dihydrate and 0.07 g to 0.08 g of
anhydrous citric acid are weighed and mixed with the mixed substance of the
coix seeds, the poria cocos and the
lygodium japonicum. The
traditional Chinese medicine composition relieves the occurrence and development of
urinary calculus from two aspects of
diuresis and calculus removal, and has a good calculus dissolving effect; the food can be compounded into various edible forms, and is convenient to carry, good in taste and convenient to accept.