Question 1

What is Terpineol?

Accepted Answer

A terpene with a pleasant floral-citrus aroma. Terpineol is often found alongside pinene but has nearly opposite effects — while pinene promotes alertness, terpineol is notably sedating. It frequently appears in strains known for couch-lock effects and may be partly responsible for the "indica crash" in strains that also contain high myrcene.

Question 2

What are the effects of Terpineol?

Accepted Answer

Terpineol is associated with the following effects: Relaxing, Sedating, Pleasant.

Question 3

What does Terpineol smell like?

Accepted Answer

Terpineol has an aroma described as: Lilac, citrus blossom, slightly minty.

Question 4

What are the therapeutic uses of Terpineol?

Question 5

What is the science behind Terpineol?

Accepted Answer

**Classification:** Monocyclic monoterpene alcohol (C₁₀H₁₈O). Exists as four isomers; alpha-terpineol is the dominant bioactive form in cannabis. Like linalool and geraniol, the alcohol functional group distinguishes its activity from hydrocarbon terpenes.

**Boiling Point:** 213°C / 415°F. High boiling point — requires upper-range vaporizer temperatures for full expression.

**Receptor & Molecular Activity**
Alpha-terpineol demonstrates sedative CNS activity via GABA pathway modulation, though its specific binding site differs from linalool's and myrcene's. In rodent models, it significantly potentiates the sleep-inducing effects of pentobarbital (a barbiturate) — suggesting additive activity with other sedative compounds in the cannabis profile rather than a standalone receptor mechanism.

Terpineol is a documented acetylcholinesterase inhibitor (like pinene and linalool), contributing to cholinergic tone and its potential role in cognitive support. It also demonstrates antioxidant activity via free radical scavenging and anti-inflammatory activity via prostaglandin synthesis inhibition — placing it in the same general anti-inflammatory category as myrcene, though via a distinct receptor profile.

**Entourage Dynamics**
Terpineol frequently co-occurs with linalool and myrcene in deeply relaxing, sleep-oriented profiles. Its AChE inhibition is somewhat counterintuitive given its sedative classification — it may moderate the depth of sedation by maintaining some cholinergic activity even as GABA modulation deepens physical relaxation. In pinene-linalool-terpineol combinations, this balance produces relaxation without the total cognitive shutdown associated with pure GABA agonism.

**Clinical Research Context**
Anticancer activity (cell cycle arrest in multiple cancer cell lines) has been studied in vitro. Antifungal and antibacterial efficacy is well-documented. Gastroprotective properties — specifically reduction of gastric lesions — have been observed in rodent models.

Question 6

Where else is Terpineol found outside of cannabis?

Accepted Answer

Terpineol is also found in: Lilacs, Pine, Lime blossom, Eucalyptus.

Question 7

What is the boiling point of Terpineol?

Accepted Answer

The boiling point of Terpineol is 219°C (426°F).

Terpineol

Effects

Therapeutic

Commonly Paired With

Also Found In