There are a lot of kinds of essential oils that are available in the market and they all have their varying advantages. The most popular essential oils for colds and congestion are eucalyptus, lemon, and peppermint. Eucalyptus oil is an excellent remedy when you have congestion, clogged nose, and other respiratory challenges. It can be paired with other essential oils or used alone. Lemon fights colds because of its anti-inflammatory, antiseptic, and antibacterial properties. In addition, it stimulates the white corpuscles in the body so it can fight bacterial infections. Peppermint is perhaps the best essential oil for congestion with antiseptic, antifungal, analgesic, antibacterial, and anti-inflammatory features.