Cassia seed tea or Semen Cassiae tea is made from the seed of Cassia tora. Cassia seed is the dried mature seed of Cassia tora (Senna tora) and it is traditional Chinese medicine.
Cassia tora is a shrubby herb. Its vitality is extremely strong, and it often competes with other plants for nutrition. Therefore, Cassia tora is regarded as a kind of wild grass that is difficult to be eradicated in many countries.
Cassia tora matures in autumn. After the whole plant is picked, separate its seeds, wash and dry them. High-quality Cassia seed is plump, brown, and shiny.
Cassia seed can be used as medicinal tea or pillow. Cassia seed pillow is a very popular product, which has many health benefits.
1. How to make Cassia seed tea
Cassia seed can be eaten directly or after being stir-fried. Generally, Cassia seed tea is made from fried Cassia seed, which is good for the separation of effective components of Cassia seed in the water.
The method of stir-frying Cassia seed is simple. If you can’t buy the fried Cassia seed, you can try to make it at home.
Put Cassia seed in a pot, stir-fry over low heat until its skin bursts with a slight crackling sound and an aroma overflow.
Be patient when stir-frying Cassia seed. Use a small fire in the whole process. Cassia seed should not be fried for a long time, otherwise, it will affect its taste and nutritional value.
Put fried Cassia seed into a cup, add boiling water, and steep it for 3-5 minutes, then drink. If you like to drink strong tea, you can crush Cassia seed and then steep it with boiling water.
2. Health benefits of Cassia seed tea
Cassia seed mainly contains chrysophanol, emodin, rhein, obtusin, etc.
Chrysophanol has antibacterial, antitussive, promoting intestinal movement and other effects.
Emodin has antibacterial, anti-tumor and blood pressure lowering effects, and is also used as a laxative.
Rhein has effects on reducing fat, losing weight, detoxifying, preventing gastric cancer, and anti-aging.
Obtusin has good effects on lowering blood lipids and anti-atherosclerosis.
Besides, Cassia seed contains a variety of vitamins and rich amino acids, fats, carbohydrates and so on.
Cassia seed is rich in vitamin A and zinc, which can prevent night blindness and avoid zinc deficiency in children. Cassia seed tea also has the function of moistening intestines and defecating to solve the problem of constipation.
Regularly drinking Cassia seed tea can clear the liver, prevent blurred vision, reduce blood pressure, blood lipid, reduce cholesterol, etc., and has good effects on the prevention and treatment of coronary heart disease and hypertension.
3. Side effects of Cassia seed tea
The medicinal property of Cassia seed is cold, so people who are prone to diarrhea and stomachache should not drink Cassia seed tea.
Pregnant women are not suitable for drinking Cassia seed tea.
Women in physiological period should not drink Cassia seed tea, which may lead to dysmenorrhea or other symptoms.
After drinking Cassia seed tea, a small number of people may have abdominal distension, diarrhea, and nausea at the early stage, but these symptoms can quickly disappear.
Cassia seed tea is a kind of mild laxative, so it should not be drunk in large quantities for a long time, otherwise, it will affect gastrointestinal function.