Cassia seed in the pillow can restore and massage the brain, heart, cardiovascular system, cervical vertebra and other parts of the human body, so that the human body can be restored, the meridians can be unblocked, the blood circulation can be well promoted, and the effect of lowering blood pressure and lowering temperature can be achieved, thus improving the functions of the five internal organs. Because the seeds of Cassia seed are hard, it can massage the acupoints on the head and neck to a certain extent, which has an auxiliary effect on headache, dizziness, insomnia, cerebral arteriosclerosis and cervical spondylosis caused by hyperactivity of liver yang. The unique coolness of cassia seed is particularly comfortable to use in summer.