Ovarian cancer may not be that common as breast or oral cancer. However it is considered to claim a majority of lives. Reason it is difficult to detect ovarian cancer at an early stage. While the conventional treatment for ovarian cancer goes its own way here are few natural remedies that can assist the traditional method of treating ovarian cancer for better results. Try them out. Shiitake mushrooms: Rich in a beta-glucan called lentinan shiitake mushrooms are known to inhibit certain kind of cancer growths. This is why Shiitake mushroom extracts have been used in Japan as an alternative medication