Understanding Sumac: Is sumac toxic to humans?
                                
                                
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                                    4 min read                                
                            
                                According to the U.S. Forest Service, poison sumac (*Toxicodendron vernix*) is considered more allergenic than poison ivy, but the culinary varieties are perfectly safe for human consumption. A common misconception about the spice has led many to question, 'Is sumac toxic to humans?'