It also has a chemical called Aucubin that helps protect the kidney and liver. Uric acid is collected by the kidney and causes kidney stones. When Uric Acid is collected in the joints, it causes joint pain, rheumatoid arthritis, osteoarthritis, (the most common form of arthritis worldwide) and gout.
It is topically used for minor cuts, bruises, psoriasis, eczema and stings.
The leaves of plantain are quite edible, and are often cooked as greens or used raw in salads.
Older leaves have a stronger flavor and may be considered objectionable. These older, stringy leaves may still be used in herbal teas, and are particularly suitable for survival situations where the tough fibers may be converted to rope or fishing line.
Plantain is very high in vitamins A and C and is also a rich source of calcium.