Are Pig Ears Full of Collagen? The Truth for Your Pet's Health
                                
                                
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                                    4 min read                                
                            
                                According to a study published by the National Institutes of Health, approximately 70% of porcine ear cartilage tissue is composed of collagen, confirming that yes, pig ears are full of collagen. This vital fibrous protein is crucial for maintaining connective tissues and supporting overall body structure in animals.