The invention discloses Chinese yam, lily, wheat and jujube tea and a preparing method thereof. The Chinese yam, lily, wheat and jujube tea is composed, by weight, of 20-30 parts of Chinese yam, 10-12 parts of silver dish, 20-30 parts of lily, 30-35 parts of light wheat, 15-20 parts of red jujube, 3-5 parts of plum blossom, 4-6 parts of schisandra chinensis, 3-5 parts of rehmannia leaf, 3-4 parts of litchi pericarp, 6-8 parts of white sugar, 15-20 parts of pomegranate wine, 20-30 parts of rice bran, 15-20 parts of lotus seed powder and 3-5 parts of pomegranate seed oil. According to the prepared Chinese yam, lily, wheat and jujube tea, the rice bran is processed and cured, the healthcare functional components are merged, the taste and the flavor of the Chinese yam, lily, wheat and jujube tea are improved and adjusted, the rice steam flavor is achieved, the tea is organically combined with tea drinks, assimilation of a human body is facilitated, and the Chinese yam, lily, wheat and jujube tea has the effects of nourishing the spleen and the stomach, regenerating the body fluid, benefiting the lung, tonifying the kidney, inducing astringency, quenching thirst and soothing the nerves.