What Digests Starch into Simple Sugar? The Complete Guide
                                
                                
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                                    3 min read                                
                            
                                Did you know that your mouth begins to break down starch into smaller sugars the moment you start chewing? This is thanks to a key enzyme in saliva that, along with others later in the digestive process, is responsible for digesting starch into simple sugar, a vital source of energy for your body.