Is collagen affected by heat? The science of supplements, cooking, and gelatinization
                                
                                
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                                    4 min read                                
                            
                                Over 30% of the protein in the human body is collagen, and it reacts to heat in different ways depending on its form. So, is collagen affected by heat, and what does this mean for supplements and cooking? The answer is more nuanced than a simple yes or no.