Terpenes are essential oils found in plants. There are around 200 terpenes in cannabis. They are what give cannabis its distinct aroma and flavor. Terpenes have beneficial effects and work synergistically with cannabinoids like CBD and THC – this relationship is called the entourage effect.
Terpenes are found in high quantities in various essential oils. For example, limonene is in the essential oil of lemons and limes, alpha and beta-pinene are found in the essential oil of pine needles.