Beta glucans are commonly present in plants, mushrooms, bacteria and in yeast. One important thing about beta glucan is that it is used to help the immune system of a person who has a weak immune system. Beta glucans are also used as medicines to treat cancer and diabetes. Beta glucans are also present in foods. They are used as additives in foods. Beta glucan is also helpful for people who have cholesterol problems. Beta glucan functions by preventing the increase of cholesterol in the blood. It maintains the ideal blood cholesterol level in the body. There are also beta glucan vitamis and supplements that you can purchase if you are planning to use it. Take note, it is important that you consult a doctor before trying beta glucan products to prevent any side effects or complications. You must also read articles about beta glucan to see other effects that it can bring to the body.