The invention discloses a radix ginseng, cordyceps sinensis and folium mori protein powder, which is prepared from the following raw materials in parts by weight: 100-110 parts of folium mori, 4-5 parts of radix ginseng, 3-4 parts of caterpillar fungus, 1-2 parts of marrow powder, 10-11 parts of rhizoma dioscoreae, 10-11 parts of carrot, 0.01-0.02 part of vitamin C, 1-1.2 parts of beta-cyclodextrin, 7-8 parts of activated carbon, a proper amount of lactobacillus, 16-17 parts of saccharose and 1-1.2 parts of citric acid. The radix ginseng, cordyceps sinensis and folium mori protein powder is rich in various bioactive substances including polysaccharide, flavone, gamma-aminobutyric acid and the like, is low in sugar content, is suitable for middle-aged and elderly and has the effect of lowering blood glucose if being matched with lucid ganoderma. The radix ginseng, cordyceps sinensis and folium mori protein powder contains various traditional Chinese medicines and has the effects of tonifying spleen and improving human immunity.