Does slippery elm need to be refrigerated after opening?
                                
                                
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                                    3 min read                                
                            
                                Herbal supplements can have a long shelf life, but proper storage is the key to maintaining their potency and preventing spoilage. When it comes to slippery elm, the answer to whether it needs to be refrigerated after opening depends on its form, with the dry powder form generally not needing it.