What Leaves Have Tannin in Them? A Comprehensive Guide
                                
                                
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                                    4 min read                                
                            
                                Over 8,000 different tannins have been detected in plants, but specific leaves contain particularly high concentrations. These polyphenolic compounds are known for their ability to bind to proteins and have been used for centuries for their astringent properties. Understanding what leaves have tannin in them is essential for herbal medicine, gardening, and even culinary applications.