Nasturtium is not only a flower, but also edible. I make salad dishes in western food, and I make cold dishes. Nasturtium can clear away heat and detoxify, can cure upper respiratory tract sensation, tonsillitis, pharyngitis, it is mainly used for sore throat, chronic tonsillitis, carbuncle sore toxin, aphthous, red eyes, etc., but it should not be consumed for long. "