Guggul is a resin secreted by the Mukul myrrh tree (Commiphora mukul) found in India, Central Asia, and North Africa. This resin has been used in Ayurveda medicine to treat various medical conditions. Guggul is also touted as a weight loss stimulant. Guggul contains steroids that could lower cholesterol and triglycerides. It also may decrease the redness and swelling associated with acne.