Nutrition Diet: Understanding What Are the Side Effects of INS 421 (Mannitol)
                                
                                
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                                    4 min read                                
                            
                                High doses of sugar alcohols like mannitol (INS 421) are known for their laxative effects due to poor absorption in the small intestine. Understanding **what are the side effects of INS 421** is crucial for those consuming sugar-free products, as this additive is commonly used as a low-calorie sweetener and bulking agent.