1, diuretic lymphatic. Plantain seeds have obvious diuretic effect, which can increase the excretion of water and urea and uric acid.

2, cough and phlegm. Plantain can increase tracheal secretions, expectorant effect; direct action on the respiratory center, inhibit cough.

3, strengthen the spleen and dispel dampness. Plantain can be used for gastric ulcer, gastritis and intestinal spasm.

4, antibacterial and anti-inflammatory. Plantain seeds have an inhibitory effect on various enterobacteria and staphylococci, and can be used for urinary tract infections.