Cassia seeds is a traditional Chinese medicine, its nature is sweet, bitter, salty, slightly cold, to the liver, large intestine meridian. Its effects are: 1, cassia seeds contain rhodopsin, which can treat internal heat, intestinal dryness, constipation, people can drink water with cassia seeds, the effect is very good, it can help remove the gastrointestinal waste, and can eliminate toxins and waste in the body; 2, cassia seeds are rich in trace elements, for the liver and eyes have a significant effect, with cassia seeds infusion can play a complementary therapeutic effect, especially for the eyes 3, cassia seeds have the effect of lowering blood pressure, hypertension patients with cassia seeds in water can treat hypertension; 4, cassia seeds have cholesterol and prevent atherosclerosis such efficacy, commonly used cassia seeds in water is a good choice; 5, cassia seeds side effects and contraindications: cassia seeds contain anthraquinone glycosides, enteritis, diarrhea patients are best not to drink directly The patient with gastric ulcer, pregnant women, patients with low blood pressure is not suitable for drinking.