Drinking red dates, longan and wolfberry tea in water for a long time is easy to cause symptoms of getting angry. Because jujube is sweet and warm, it belongs to the spleen and stomach meridian, and it has the effects of invigorating the middle energizer, nourishing blood and calming the nerves. The medicinal properties of longan meat are also sweet and warm, and it enters the heart and spleen meridians, which has the effects of nourishing the heart and spleen, benefiting qi and blood. Lycium barbarum L. has the functions of nourishing liver and kidney, improving eyesight and moistening lung. The combination of the three drugs tends to be sweet and warm, and is often used for the symptoms of deficiency of middle qi, weakness of spleen and stomach, fatigue and fatigue, blood deficiency and sallow, sallow and emaciated, and deficiency of heart and spleen causing fright, insomnia, forgetfulness and various qi and blood deficiency. It can also be used for diseases such as liver and kidney yin deficiency, dizziness, vision loss, cough due to yin deficiency, etc.