The invention discloses a detoxification 
capsule and a preparation method thereof. The preparation method comprises the following steps: I, smashing 
lycium barbarums, 
astragalus membranaceus, ginsengs, aloe and folium 
ginkgo, soaking the mixture with 
anhydrous ethanol, refluxing and heating the solution, filtering the solution to prepare an 
ethanol extracting solution I, then refluxing and heatinga 
filter cake again, filtering the solution to prepare an 
ethanol extracting solution II, and 
spinning and 
drying the ethanol extracting solutions I and II till no 
solvent exists, so as to obtain a 
traditional Chinese medicine extract; II, smashing and screening carrots, sweet potatoes and soybeans, and 
drying mixture to prepare a dietary material; III, stirring the 
traditional Chinese medicine extract, the dietary material, organic 
calcium, 
magnesium stearate, tea 
polyphenol, 
rice flour, 
maltodextrin and 
unsaturated fatty acid till the mixture becomes paste; IV, performing high-pressure homogenization, 
drying, re-smashing and screening on the mixture in Step III to prepare micro-spherical granular 
drug powder, and putting the 
powder into an empty 
capsule to prepare the detoxification 
capsule; V, 
polishing and packaging the capsule. By adoption of a 
traditional Chinese medicine formula, the detoxification capsule disclosed by the invention has effects of benefiting qi for activating 
blood circulation, relaxing the bowels and clearing away toxins, achieves both detoxification and tonification and does not have any side effects; furthermore, the production and preparation process issimple, and the preparation raw materials are low in cost, so that the detoxification capsule is convenient to popularize.