FIBERLYZE is a unique combination fiber supplement that contains both soluble and insoluble fiber. What most people don't know is that soluble fiber is also instrumental in any successful weightloss program. What? Fiber burns fat? Well, the beneficial bacteria of the colon have the ability to ferment soluble fiber. When this occurs, short chain fatty acids are liberated. These short chain fats can then enter the portal blood circulation and travel to the liver