Assimazyme Do you experience any of the following: acid reflux, heartburn, indigestion, gas, bloating, lactose intolerance? There is growing evidence that the primary cause of most health problems is digestive malfunction. Optimum health is a direct function of our ability to properly digest and utilize the food we eat. Undigested food creates toxic waste in our body. Good digestion is the key to good health. Natural plant enzymes address these issues.