Terminalia arjuna is the scientific name of arjuna herb. It is a well-known medicinal herb in the ayurveda. It has been effectively used to treat problems relatedto heart diseases . It increases vascular blood flow and protects the layers of heart from ischemic damage. It has mild diuretic properties and reduces clot formation, thus helping in reducing hypertension. Arjuna herb has shown a very good progress over the years for treating angina pectoris which is nothing but the severe chest pain you get mostly before the onset of a heart attack. Arjuna bark has a very strong anti-oxidant property. Its stem and bark possess glycosides and large quantities of flavonoids, tannins, and minerals. Flavonoids show the antioxidant property. It is also effective as an anti-inflammatory agent and lipid lowering agent. Glycosides are cardiotonic, which is especially why terminalia arjuna is unique amongst the currently used medicinal plants. Casuarinin is a chemical constituent present in arjuna herb which is very effective for inhibiting breast cancer cell growth. Certain compounds in arjuna herb may help maintain healthy cholesterol levels and also decrease the ldl cholesterol level. It helps to maintain healthy blood pressure. It has the stimulant effect on heart act as the heart tonic. It helps to maintain healthy cholesterol level which is already within the normal limits.