Whether oil burn blisters can heal on their own without picking them up needs to be analyzed according to the size of the blister and the degree of the burn, and cannot be generalized. If it is a relatively small blister, you need to use continuous flow of cold water for flushing to avoid wound contamination and secondary damage, you can do it without picking, and it will slowly heal itself in a week or so, or you can apply scald cream on the wound surface according to medical advice to make the blister recover faster. If the blisters are relatively large and fusion occurs between the blisters, there is continuous pain and cannot heal on its own, you need to be sterilized by a doctor and use a sterile syringe to draw off the blister fluid, pay attention to keep the blister skin to protect the wound, and remove the blister skin after a few days to avoid the corrupted blister skin from infecting the wound, which is detrimental to the recovery of the wound. For oil burn blisters, pay attention to always keep the wound clean and disinfect it well with iodophor and other drugs to avoid infection.