Patients who suffer from insomnia have certain curative effects by eating cinnamon, which is the flesh of longan, both a fruit and a herbal medicine. As a Chinese herbal medicine, it has the function of benefiting the qi and blood, calming the mind and fixing the will, so it can play the role of calming the mind in clinical practice, mainly for patients with insomnia, forgetfulness and dizziness due to deficiency of qi and blood. 2, if the patient’s insomnia is caused by deficiency of qi and blood to a lesser extent, the patient can eat cinnamon in the diet to adjust the effect. If the patient’s insomnia is heavy, it can also play an auxiliary role. But patients should also use other methods to improve sleep, such as through the oral Chinese medicine Baili sleep capsule, sweet dream capsule, vermilion tranquilizer pill, or through the oral Western sleeping pills to improve sleep, such as diazepam, eszopiclone.