Terpene analysis aids to differentiate between strains of cannabis. Since terpenes have a major influence on the medical and psychological effects of a plant, the relationship between cannabinoids and terpenoids, are known as the “entourage effect,” Understanding terpenes is essential to helping patients identify the right strain for their symptoms. Terpenes play a vital role in the plant kingdom; they deter insect predation and protect plants from environmental stresses. Headspace GC-MS is the analytical method of choice for the Terpene panel. Alpha Pinene accounts for cannabis’ familiar odor, often associated with pine trees and turpentine. α Pinene is the most common naturally occurring terpenoid and acts as both an anti-inflammatory and a bronchodilator. Linalool has a floral scent reminiscent of spring flowers, but with spicy overtones. It possesses sedative properties and is an effective anxiety and stress reliever. It has also been used an analgesic and anti-epileptic. Myrcene is the most prevalent terpene and is found in most varieties of cannabis. Its concentration dictates whether a strain will have an Indica or Sativa effect. Strains containing > 5 mg/g of myrcene produce a more sedative high, while strains containing < 5 mg/g myrcene have an energizing effect. Myrcene is also present in thyme, hops, lemongrass, and citrus, and is used in aromatherapy. Limonene is a dominant terpene in strains with a pronounced Sativa effect. It is also found in the rinds of citrus fruits. Limonene aids in the absorption of other terpenes through the skin and mucous membranes, and has been used to treat anxiety and depression. Βeta Caryophyllene is the only terpene known to interact with the body’s endocannabinoid system (CB2). It produces anti-inflammatory and analgesic effects. Other Terpenes tested for and reported in Cannabis Camphene, Beta Pinene, Carene, A-Terpinolene, Ocimene, G-Terpinolene, Isopugel, Geraniol, Cymene, Terpinolene, and Humulene
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