The use of peppermint oil as a natural repellent is not new. In fact, the DIY approach is quite popular and often referred to as a viable solution. Unfortunately, there are no specific instructions that indicate how to use peppermint oil properly. At most, you may find advice telling you to place the peppermint oil on cotton balls around your home. However, the information telling you how much peppermint oil you should use seems to vary. Everyone believes they are an expert on the subject matter, but the real experts feel differently. As it stands, there is no data to prove that peppermint oil deters rats from your property. In truth, if a rodent is determined enough, it will not shy away simply because of unpleasant odors