US Patent 8623332 Chewing gum having sustained release of nicotine

The present invention relates to a chewing gum having a high Surface Area to Volume ratio (SAV ratio), wherein said chewing gum comprises a water insoluble gum base matrix, a water soluble bulk portion and nicotine, wherein the gum base matrix, nicotine and the bulk portion are mixed and extruded to form a final extruded chewing gum product having a SAV ratio above 0.7, and wherein sustained release of nicotine is facilitated by adding 0.1-10% of C8-C10 triglycerides by weight of the chewing gum.