The invention discloses an acanthopanax sessiliflorus-poria cocos solid beverage and a preparation method thereof. The acanthopanax sessiliflorus-poria cocos solid beverage comprises the following rawmaterials in parts by weight: 3-8 parts of radix fici simplicissimae, 13-20 parts of acanthopanax sessiliflorus, 7-15 parts of leaves of potentilla glabra, 3-9 parts of barley leaf powder, 6-13 partsof ginseng, 8-15 parts of poria cocos, 2-5 parts of semen coicis, 12-13 parts of Chinese yam, 8-10 parts of semen euryales, 11-15 parts of fructus amomi, 4-8 parts of dried tangerine or orange peel,6-15 parts of dark plum, 2-5 parts of kudzu vine roots, 3-7 parts of galangal, 4-9 parts of jujube, 8-12 parts of pogostemon cablin, 6-10 parts of the leaves of lindera aggregata, 2-4 parts of medicated leaven, 4-8 parts of liquorice, 0.1-0.2 part of buckwheat pollen, 0.3-0.7 part of pumpkin powder, 0.2-0.5 part of papaya powder, 0.1-0.2 part of xylitol, 0.25-0.4 part of fructo-oligosaccharide and0.4-0.8 part of edible essence. According to the invention, various traditional Chinese medicines and food materials are scientifically proportioned and fully combined and processed, so the finishedsolid beverage has high nutritional value, can be drunk for a long time, has the health-care effects of tonifying spleen and stomach, resolving dampness, inducing diuresis, tonifying qi, activating collaterals and delaying senescence, is safe to use, free of side effects, suitable for drinking in all seasons and convenient to drink.