Other possible side effects of chitosan are headaches and swollen heels and wrists. With all those mentioned possible side effects, it's no wonder that experts highly suggest to stop taking your medicine right away and talk to your doctor if you have any of the mentioned side effects. The reason is your medicine may be causing such symptoms which may mean that you are allergic to chitosan-based products. Although, the existence of Chitosan is quite old yet its latest form has just been prepared in recent times. Another significant the discovery that Chitosan is a natural compound with similar chemical properties as that of cellulose. Cellulose is a fibrous plant and as Chitosan chemically resembles to it that is why it possesses fibrous properties. Performance Biomedical Laboratories Reduce Chitosan Product Many chitosan based products are now available on the market. All of them promise to block fat in order to help weight loss. One of the most popular products available is the Reduce Chitosan, formulated and developed by Performance Biomedical Laboratories (PBL). Furthermore, nowadays they consider that their weight loss products composed of chitosan are just fat substances that emerge to toil happenings for those in hunt of a secure mode to drop that body fat. You must be wondering what is chitosan; it actually is available for so many years and has long been regarded as an influential weight loss resolution. There is what many people call as "body balance chitosan" which monitors the levels and proportions of circulatory fats, blocking the fats in the digestive tract, thus reducing the bad cholesterol while providing the appropriate effect which may possibly aid the natural production of the body's good cholesterol. The reason for this chitosan warning is the fact that without drinking enough liquid, the product may cause constipation. And, if intestinal discomfort or constipation occurs, discontinue the use. Because no extensive safety studies have been done to back up the claimed benefits of chitosan, every people must be careful and must seek for guidance from a health care professional before taking any chitosan product.