Cassia seed tea drink brewing to take, directly take 100 ℃ boiling water brewing, covered with a bubble 5 ~ 10 minutes to take. Need to pay attention to cassia seed tea drink can precipitate the active ingredient is not much, the efficacy is not as good as cassia seed into the soup effect. Cassia seed is a legume cassia, small cassia dry mature seeds, with heat and eyesight (to get rid of the body heat, to promote the recovery of vision), laxative effect, used for shyness and tears (eyes afraid of light, often tears), eye redness and pain, dark eyes, constipation, headache and dizziness, and so on treatment. Adverse effects of cassia seeds are not clear, because of its cold nature, loose stools, spleen and stomach cold (spleen and stomach weakness and cold) people should be careful to take cassia seeds to prevent aggravation of the condition. It is recommended to do so under the guidance of a Chinese medicine practitioner to clarify whether you are suitable for taking cassia seeds to avoid delaying your condition.