Commiphora: A plant genus of the family BURSERACEAE which is a source of gugulipid and guggulu extract. Balm of Gilead is a common name more often referring to POPULUS and sometimes to ABIES.Medicine, Ayurvedic: The traditional Hindu system of medicine which is based on customs, beliefs, and practices of the Hindu culture. Ayurveda means "the science of Life": veda - science, ayur - life.Resins, Plant: Flammable, amorphous, vegetable products of secretion or disintegration, usually formed in special cavities of plants. They are generally insoluble in water and soluble in alcohol, carbon tetrachloride, ether, or volatile oils. They are fusible and have a conchoidal fracture. They are the oxidation or polymerization products of the terpenes, and are mixtures of aromatic acids and esters. Most are soft and sticky, but harden after exposure to cold. (From Grant & Hackh's Chemical Dictionary, 5th ed & Dorland, 28th ed)Pregnenediones: Unsaturated pregnane derivatives containing two keto groups on side chains or ring structures.Plant Extracts: Concentrated pharmaceutical preparations of plants obtained by removing active constituents with a suitable solvent, which is evaporated away, and adjusting the residue to a prescribed standard.