Nutgrass, also known as Cyperus rotundus, is a perennial grass that is native to many countries in Africa, Asia, and the Mediterranean. In Ayurveda, nutgrass is known as "musta" and has been used for various medicinal purposes for thousands of years.  Nutgrass is used in Ayurvedic medicine as a digestive aid and to treat digestive disorders such as diarrhoea, dyspepsia, and flatulence. It is also used for its anti-inflammatory properties and is believed to help alleviate pain and swelling associated with conditions such as arthritis and rheumatism. Nutgrass is also used as a diuretic and is believed to help eliminate excess fluids from the body. It is used to promote healthy skin by reducing inflammation and improving circulation to the skin.