* Eucalyptus oil makes a great natural bronchitis treatment because it is a great expectorant, and expectorants help to loosen phlegm.
* White Pine Bark is an astringent, expectorant, and circulatory stimulant. It can be used as an inhalant for bronchitis, [[laryngitis]], and respiratory congestion.
* Sipping slippery elm tea may help relieve sore throat and cough associated with bronchitis. The herb contains mucilage, a gel-like substance thought to calm irritated or inflamed tissue.
* Extracts of the Pelargonium sidoides plant (such as umckaloabo) have long been used in traditional South African medicine to treat respiratory tract infections. In a 2007 study of 217 people with acute bronchitis, researchers found that an herbal drug preparation from the roots of Pelargonium sidoides helped lessen cough, chest pain, and production of mucus.
== Warnings ==