1. Relieve eye fatigue: Cassia seed has the effects of improving eyesight and lowering blood pressure, which can relieve eye fatigue and reduce the occurrence of diseases such as dry eye, trachoma and conjunctivitis.

2. Improve immunity: Astragalus has the functions of anti-tumor, invigorating qi and nourishing blood, improving immunity, enhancing self-healing ability of human body and preventing diseases.

3. Regulating stomach: Astragalus also has the functions of regulating stomach, strengthening spleen and promoting digestion, which can promote gastrointestinal peristalsis and improve indigestion.

Taboo of soaking cassia seed and astragalus root in water;

1. Pregnant women, lactating women and children should not drink it, because Astragalus belongs to the nature of warming and nourishing, and it is easy to cause internal fire, which has a certain impact on the health of fetuses and children.

2. Long-term drinking in large quantities will lead to gastrointestinal dysfunction and diarrhea.

3. People with a history of hypertension, diabetes and wind-heat cold should not drink it.