How long do you boil comfrey for topical use?
                                
                                
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                                    4 min read                                
                            
                                Historically, comfrey has been known as 'knitbone' for its traditional use in aiding minor skin issues and bruises. Today, a key question for those preparing this herb is: how long do you boil comfrey to create safe and effective topical remedies like compresses or salves? For topical compresses, a simmer of 10-15 minutes for the root is often recommended, while oil infusions for salves may simmer for up to two hours.