For Circulation & Cholesterol Herbal Supplement Approved by Michael Tierra L.Ac, O.M.D Guggul is the most widely used of all Ayurvedic resins. Similar to myrrh, guggul is traditionally classified as being both purifying and rejuvenating. Modern research shows that it supports healthy cholesterol levels, increases fat metabolization, and promotes healthy thyroid function. Planetary Ayurvedics Guggul Cholesterol Compound is unique in that it includes the legendary Triphala, the most highly revered compound in the 5,000-year old Ayurvedic tradition.