Although the black pepper is quite famous, the black pepper oil is not widely known. It has a peppery, musky, spicy and warm aroma. It contains a chemical, monoterpenes, which has been shown to have a positive impact on your body. Black pepper is usually used for the wellness of your nervous and digestive system. You can inhale it, ingest it or apply the black pepper oil topically. Here are some incredible health benefits of black pepper oil.