Terpinene

Terpinene is a family name

Terpinene covers monoterpene isomers including alpha-terpinene and gamma-terpinene. A laboratory report should identify the isomer where the method allows it. The family name is not a dose, product recommendation or clinical outcome.

Gamma-terpinene was tested in mice

A primary animal study administered isolated gamma-terpinene to Swiss mice in several acute inflammation models. Researchers measured paw swelling, vascular leakage, inflammatory-cell migration and cytokines. These are mouse endpoints from an induced model, not a clinical study of a terpinene-containing medicine.

Alpha- and gamma-terpinene also appeared in an insect-control panel with in vitro assays, QSAR and docking. That work answers a different question about Culex quinquefasciatus and does not provide an entity-specific human result.

A terpinene label needs the isomer attached

An alpha- or gamma-terpinene entry identifies a measured constituent if the analytical method found it. It does not show the absorbed amount, the contribution of other constituents or whether the mouse exposure resembles a prescribed product. The terpene reference helps separate family names from study results.

Related conditions

• Arthritis and joint pain
• Migraine and headache

Sources

• Gamma-terpinene modulates acute inflammatory response in mice (primary animal study, PMID 26132854, DOI 10.1055/s-0035-1546169).
• In vitro and in silico studies of terpenes against Culex quinquefasciatus (primary insect and in silico panel that included α- and γ-terpinene, PMID 29748726, DOI 10.1186/s13065-018-0425-2).