What is gum armoniacum?

Gum ammoniacum, also known as ammoniac gum, is a natural resin obtained from the roots and stems of certain plants, particularly Ferula gummosa. It has a yellowish-brown color and a strong, distinctive odor. Traditionally, it has been used in herbal medicine for its expectorant and anti-inflammatory properties, as well as in incense and perfumes. Additionally, it is utilized as a flavoring agent in some culinary applications.