Formula
C₁₀H₁₆
Terpene Atlas · Monoterpene
/PIE-neen/ · α-Pinene · β-Pinene
Pinene
The pine-forest monoterpene in two flavors · one of the most widespread terpenes in nature, trailing a memory-rescue story that human studies have not confirmed.
Pine needlesFresh resinFresh forestRosemaryTurpentine
Weight
136.23 g/mol
Class
C10 · bicyclic (a fused ring with a bridge)
Form
Clear and colorless
Meet the molecule
One open chain, not a cage
Molecular class
Monoterpene · C10 · bicyclic (a fused ring with a bridge)
Formula · weight
C₁₀H₁₆ · 136.23 g/mol
Biosynthetic origin
A bicyclic C10 monoterpene made by pinene-producing terpene synthases.
Structural trait
A rigid bicyclic cage · a six-membered ring braced by a small carbon bridge, unlike Myrcene's floppy open chain.
Two isomers share the formula C₁₀H₁₆: α-pinene reads sharper and piney, β-pinene greener and woodier. Labs often report them separately.
Aroma spectrum
A qualitative sensory map
Relative prominence is illustrative, not a measured profile. Aroma is never produced by one molecule alone.
pine
fresh
herbal
Physical identity
The isolated compound
Appearance
Clear and colorless.
Texture
Thin liquid.
Volatility
A light, volatile monoterpene · it lifts off early, contributing fresh, resinous top notes.
This describes the isolated chemical. It does not predict whether flower will be dense, sticky, purple, or frosty.
The resin, up close
Where it appears in nature
Beyond cannabis
Pine The namesake source.
Rosemary
Sage
Eucalyptus
Juniper
Frankincense
Evidence ladder
What's known · and how well
Research is ranked by strength, not promised as effects. Isolated-compound findings are separated from whole-cannabis evidence throughout.
Established mechanism1 claim
Pinene is a bicyclic C10 monoterpene from pinene synthases; α- and β-pinene share the formula C₁₀H₁₆ but differ in structure and odor.
Brain research2 claims
Laboratory and animal research suggests possible neuroprotective, memory-related, anxiety-modulating, and GABA-related activity for isolated pinene.
Preclinical, isolated-compound findings; not shown for a cannabis product in people.
In a neuronal-cell study, both α- and β-pinene reduced toxicity and aggregation linked to amyloid-beta exposure.
An in-vitro finding · not evidence that cannabis prevents or treats Alzheimer’s disease.
Body research1 claim
Isolated pinene has shown preclinical anti-inflammatory, bronchodilator, antimicrobial, antioxidant, and analgesic activity.
Preclinical only; not demonstrated for a cannabis product in humans.
Recognized non-cannabis use1 claim
Used in fragrance, turpentine, solvents, resin chemistry, and as a feedstock for camphor and other aroma chemicals.
Unproven / insufficient1 claim
No approved isolated-pinene treatment exists. It is being researched for neurodegeneration, inflammation, respiratory physiology, and antimicrobial applications.
Myth vs evidence
The “pinene rescues THC memory” myth
The claim
A popular claim says pinene reverses the short-term memory fog from THC. It is one of the stickiest terpene stories · and it is not established in people.
The evidence
The assertion that pinene reverses THC-related short-term memory impairment is not established in humans. Cell and animal signals are not the same as a reliable cognitive effect in a cannabis user.
Where it sits
Pinene against the field
Objective chemistry and how often it shows up · not effects. Every authored terpene is plotted on each track; Pinene is lit, the rest stay faint. The picture fills in as the Atlas grows (10 plotted so far).
Dominant aroma family
Its strongest sensory class, brightest to deepest.
citrus
earthy
Pinene
Prevalence in cannabis
How often it leads a profile. Qualitative, not measured.
rare
common
Pinene
Volatility · boiling point
Lower boils off sooner, reading as an earlier top note.
more volatile
less volatile
Pinene
Molecular weight
C10 monoterpenes are lighter than the C15 sesquiterpenes.
lighter
heavier
Pinene
Read as a table
| Terpene | Dominant aroma family | Prevalence in cannabis | Volatility · boiling point | Molecular weight |
|---|---|---|---|---|
| Myrcene | Earthy | very common | 167 °C | 136 g/mol |
| Limonene | Citrus | very common | 176 °C | 136 g/mol |
| Pinene this page | Pine | common | 155 °C | 136 g/mol |
| Linalool | Floral | common | 198 °C | 154 g/mol |
| Beta-Caryophyllene | Spice | very common | 262 °C | 204 g/mol |
| Alpha-Humulene | Herbal | moderate | 270 °C | 204 g/mol |
| Terpinolene | Fresh | moderate | 186 °C | 136 g/mol |
| Ocimene | Fruity | uncommon | 177 °C | 136 g/mol |
| Alpha-Bisabolol | Floral | uncommon | 314 °C | 222 g/mol |
| Nerolidol | Woody | uncommon | 276 °C | 222 g/mol |
Prevalence is a qualitative ordinal, not a measured concentration. Boiling points are approximate atmospheric-pressure values; the heavier sesquiterpenes are usually distilled under vacuum, so those figures are extrapolated.
Terpene neighborhood
Sensory & structural relatives
Limonene A fellow cyclic C10 monoterpene that often co-occurs.
β-Pinene Its structural isomer, on this same page.
Camphene Bicyclic monoterpene relative.
Borneol Downstream monoterpene alcohol relative.
On a certificate of analysis
How it shows up on a COA
Name variants a lab may print
Pinene · α-Pinene · alpha-Pinene · β-Pinene · beta-Pinene
Isomer note
Panels often list α-pinene and β-pinene as two separate rows.
Reading it
Reported as a percentage of product mass; absence from a panel can reflect the lab’s method or detection limit, not true absence. Batch values swing widely.
A terpene’s absence from a panel can reflect the panel’s method or detection limit · not true absence. Values swing batch to batch.
In products
Commonly reported · never guaranteed
Sharp, piney forest-floor chemovars
Safety & handling
Read this before you trust a label
Pure terpene isolates are concentrated industrial chemicals · not the trace amounts in flower. Do not ingest undiluted isolates or apply them to skin without an appropriate dilution.
A product’s terpene panel cannot reliably predict an individual’s response, focus, or memory. Cannabinoid dose, route, tolerance, other medications, and personal biology usually matter more.
Pinene can rearrange or oxidize into other compounds during heating and prolonged storage; heat creates products a terpene label never shows.
◆THC and other cannabinoids usually influence intoxication more than any single terpene.
◆A terpene panel cannot reliably predict an individual patient’s response.
◆Pure isolates are concentrated industrial chemicals · not the trace amounts in flower.
◆Oxidation, heat, storage, and processing alter terpene chemistry.
◆Strain names do not guarantee a stable terpene profile across growers, harvests, or batches.
◆Discuss any cannabis decision, and other medications, with a qualified clinician.
Explore
Pinene, three ways
Same molecule, three lenses. The information is identical in every mode.
Keep exploring
Where to next
← Terpene Atlas indexAll terpenes
Find productsLive menus rich in Pinene
Compare profilesTwo products, side by side
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Sources (5)
- TerpAlerts Cannabis Terpene Reference Guide reference
- PubChem CID 6654 · α-Pinene PubChem
- PubChem CID 14896 · β-Pinene PubChem
- Terpene synthases from Cannabis sativa (PMC5371325) PMC
- Characterizing cannabis-prevalent terpenes for amyloid-β (PMID 38070653) PMID
Last reviewed 2026-07-22 · TerpAlerts editorial
Educational information only · not medical advice, and not a claim that any cannabis product
treats, cures, or prevents any condition. Evidence labels describe the strength and scope of
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