Yes, helping people quit smoking is one of the most popular Black Pepper essential oil uses. Studies show that the aroma of Black Pepper essential oil can help curb nicotine cravings. If you are trying to quit smoking, try diffusing Black Pepper, or blend it with a carrier oil to apply topically. You can also meditate with Black Pepper essential oil to promote mindfulness and use this practice to self-soothe any anxiety related to nicotine withdrawals.