Natural brain tonic helps to get mental clarity and focus. Improves learning capacity and memory. Reduces hyper acidity, anxiety and stress. Provides vigor and strength. It helps to improve memory and concentration span. Vallarai has calming effect on brain during mental stress and anxiety and found to be useful in the treatment of Insomnia, depression and Alzheimer's disease. Vallarai a blood purifier, used for treating high blood pressure and said to promote longevity.It is also useful in the treatment of stomach problems,stress and depression. allarai is found to be useful in reducing hyper acidity, anxiety and stress. Vallarai is very famous in Tamil Nadu.The herb is consumed by many people as a dish. It is also considered to be useful in the treatment of urinary infections, throat infections and and hair and skin diseases, memory power.