1. Cassia seed refers to the seed of cassia obtusifolia, a leguminous plant, which is widely distributed in the south of the Yangtze River. It is found in tropical areas all over the world.

2. Bitter in nature, slightly cold, clearing liver, improving eyesight and relaxing bowels. It has the effect of lowering blood pressure. Can promote uterine contraction.

3. It contains emodin, rhein and other ingredients, so it has a laxative effect. This effect has been exaggerated by some articles as having the effect of losing weight, flattening the lower abdomen and expelling toxins. In fact, excessive use of cassia seed to relieve constipation will also produce dependence and cannot be used for a long time.

4. It has a certain effect on vision loss, blurred vision and dry eyes. Therefore, it is called computer tea, which is suitable for vision care, a computer family.

5. Cassia seed, malt, and bean sprouts are fried and cooked in a certain proportion, which can get the same taste as coffee. Known as Chinese coffee tea, it contains no caffeine. Among them, cassia seed is an important source of coffee taste, but the quantity must be well controlled, otherwise it will easily taste of traditional Chinese medicine.