Is Sawdust Unhealthy to Eat? A Nutrition Diet Guide on Wood Fiber vs. Cellulose
                                
                                
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                                    5 min read                                
                            
                                While food-grade cellulose, a highly purified wood pulp derivative, is safely used as a food additive, the question "Is sawdust unhealthy to eat?" has a definitive and dangerous answer: yes, it is. This is because consuming unprocessed sawdust poses significant health risks far beyond the simple lack of nutrition.