Saw palmetto is an often used herb that is taken from the saw palmetto trees that are native to North America. The name is derived from the leaves and stems that look similar to an actual saw which can be found in each palm leaf. Commonly used as a treatment for an enlarged prostate gland it is now becoming realized as a treatment for other ailments as well. Saw palmetto is made up of fatty acids, flavonoids, and plant sterols. The berries that grow on this tree also contain an ingredient called a polysaccharide that has its own beneficial properties. It works as an anti-inflammatory which has effects which can stimulate the immune system. This is what is being studied, along with the leaves as potential treatments for some of the most common illnesses. You can get saw palmetto as a supplement made up of both crushed leaves and dried berries. When you use the supplement you are going to see the improvement in your health based on the boost to the immune system that saw palmetto gives to you. It is commonly used as a remedy for a persistent cough as well as for digestive problems. In regards to the levels of cancer promoting hormones, it can lead to reduced cancerous cells and can protect against cancer, and in particular prostate cancer. Saw palmetto can kill bacteria which means that it is useful in bacteria causing illnesses such as urinary tract infections and uterine irritability. It can be used as a general anti-inflammatory agent as well as a relief from symptoms caused from menstrual problems. Again for women, saw palmetto can help with breast enlargement, although studies are still being conducted in regards to this claim. Finally, saw palmetto can be used as an appetite stimulant and as a diuretic.