Parsley (Petroselinum crispum) is an herb native to the Mediterranean region, but is now cultivated in most temperate regions of the world. Parsley was known as early as the first century and was used by the Ancient Greeks and Romans as both a flavoring and garnish. Parsley provides Potassium, Vitamin A and Folate, and is high in Chlorophyll. The aromatic oils of Parsley make it an ideal breath freshener.