Why is fiber more filling? The science behind fiber's satiety power
                                
                                
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                                    4 min read                                
                            
                                Research indicates that individuals who consume high-fiber diets tend to report greater feelings of fullness and consume fewer calories overall. Understanding **why is fiber more filling** is a key tool for effective weight management and sustaining a healthy diet. The scientific reasons go beyond simple bulk, involving complex interactions with water, hormones, and digestion.