How To Remove Labels & Sticker Residue Method 4: Vinegar. Warm white vinegar in the microwave or on the stovetop, without bringing it to a boil. Submerge your item in the warm liquid, if size permits. If not, soak a cloth in the liquid and drape it over the item. Let the white vinegar soak into the label for 15-30 minutes. Remove your item and begin to peel one corner of the label ...