The invention discloses sika-deer Wujin oral liquid, which comprises, by weight, 20-30 parts of sika deer meat, 20-30 parts of black soybeans, 10-20 parts of glossy
ganoderma, 10-25 parts of Chinese pond turtle, 20-30 parts of soybeans, 30-50 parts of dried
rehmannia root, 200-300 parts of prepared
rehmannia root, 40-50 parts of
smoked plum, 10-30 parts of lemon, 20-30 parts of mulberry, 15-30 parts of poria cocos, 10-20 parts of liquorice, 30-60 parts of
cornus officinalis, 20-50 parts of rhizoma alismatis, 50-80 parts of
black rice, 20-50 parts of Danshen root, 30-60 parts of hawthorn, 20-30 parts of medicated leaven, 20-50 parts of cinnamon, 30-60 parts of
Dioscorea opposita, and 50-500 parts of red dates. The invention further provides a method of preparing the sika-deer Wujin oral liquid. Orally taking the sika-deer Wujin oral liquid can regulate human
immunity, regulate the five internal organs, enhance memory, relieve sores and aches of shin,
waist and leg, remove fatigue, prevent diseases, build body, achieve nourishing and beauty care, and prolong life.