Persimmon leaves contain protein, vitamins, choline, rutin and tannin. It has antibacterial, anti-inflammatory, blood circulation promoting, blood pressure lowering, blood lipid lowering and anticancer effects, especially its vitamin C content can reach 1800mg/ 100g, which is much higher than that of common fruits and vegetables. Persimmon leaf tea is a functional food and medicine for preventing and treating arteriosclerosis, hypertension and coronary heart disease. The therapeutic effect of persimmon leaves on diabetes is still unclear.

Persimmon leaves can be decocted or taken with boiling water as tea.