Ajwain seed oil is derived from the seeds of the Ajwain plant, also known as carom seeds. It has a strong, pungent, and spicy aroma, similar to thyme. The oil has antiseptic, antimicrobial, and antifungal properties and is used in traditional medicine to treat digestive problems, such as bloating, flatulence, and indigestion. It is also used to alleviate respiratory problems, such as coughs, colds, and bronchitis. Additionally, it is used in cosmetic products for its fragrance and as a natural insecticide. The oil should be used with caution as it can cause skin irritation and is not recommended for use during pregnancy.