Karunkuruvai is an important rice variety that belongs to kuruvai family. It is usually has grown in the period of kuruvai. The time period of this crop is June to July. Many Siddha doctors prescribe this rice for its medicinal properties.

Karun Kuruvai appears red but is actually a black rice variation. It is a traditional rice variety native to parts of south India like Tamil Nadu, Karnataka, and Kerala. Ancient ayurvedic advises Karunguruvai for Anaemia, lack of strength, malnourishment, and increased cloud retention. It contains four times more iron than regular rice. To be more specific, it aids in the formation of red blood cells and helps promote the body ’s immune system. This is favourable for enhancing the body’s immune system in immunocompromised patients.