Valencene is an important, if often overlooked, terpene whose influence shows up in many cannabis strains. Here's what you should know.
It's a sesquiterpene, consisting of three isoprene units and 15 carbon atoms. By contrast, monoterpenes like myrcene and ocimene are simpler, two isoprene units and ten carbon atoms. Together, monoterpenes and sesquiterpenes represent the two most notable terpene subclasses.
Valencene in Nature
Valencene is a naturally occurring compound commonly found in a wide variety of plant life. It is abundant in many essential oils, especially those of citrus fruits. Valencia oranges are where it gets its name, and other citrus fruits, tangerines, clementines, and grapefruit, also contain it in higher concentrations. It is found in cannabis too, as well as in lesser-known plants like Chinese bayberry and trailing lantana.
What Does Valencene Smell and Taste Like?
Valencene's aromatic profile leads with sweet, fresh citrus and a distinct orange peel quality. Those with a sharp nose may also detect a note of freshly cut wood; small concentrations of valencene are present in tree bark, which contributes this grounded, slightly resinous undertone to the overall sensory experience.
On the palate, valencene offers juicy orange flavors with hints of fresh wood and tropical fruit. It's a versatile terpene in formulation terms, the citrus-wood combination works well in blends, complementing both brighter citrus profiles and earthier, more complex strain signatures.
Strains and Flavors That Contain Valencene
True Blue offers several strain profiles and flavors with notable valencene character, including Tangerine Flavor, Tangie Terpenes, and Sour Diesel Terpenes.
Commercial Uses of Valencene
Like many terpenes, valencene has a wide range of commercial applications. It is commonly added to cleaning products, personal care products, insecticides, and cosmetics. Its fresh citrus character makes it particularly appealing in soaps, shampoos, and fragrances where a natural orange note is desirable.
Notably, valencene is a precursor to nootkatone, the compound that gives grapefruit its distinctive smell and taste. Nootkatone is the active ingredient in several mosquito-repellent products, thanks to its natural ability to repel pests such as mosquitoes and ticks.
Potential Health Benefits of Valencene
Research into the valencene terpene is still in early stages. Current studies suggest it may have several interesting properties, including anti-inflammatory, antioxidant, anti-allergy, and neuroprotective effects. Most findings are preclinical, and more research is needed before firm conclusions can be drawn about its therapeutic effects in humans.
Skin Protectant
A 2016 study examined valencene's effects on atopic dermatitis — the skin condition also known as eczema, which causes dryness, itchiness, rashes, and sometimes thickened or scaly skin. The study found that valencene reduced atopic dermatitis symptoms in mice by reducing inflammation and boosting a protective skin-barrier protein called involucrin. Researchers concluded that valencene has a "potential therapeutic advantage" in treating this condition, though this was an animal study and human evidence is limited.
Another study, published in the Journal of Natural Products, indicates that valencene may also help protect the skin from photoaging, a form of damage caused by repeated UV exposure. Signs of photoaging include wrinkles, loss of skin tone, age spots, and a blotchy complexion.
Anti-Inflammatory
A 2021 article in Environment, Development and Sustainability further demonstrated valencene's anti-inflammatory potential. Researchers evaluated the essential oil of trailing lantana — a shrub whose terpene profile is dominated by valencene. Mice with acute or chronic inflammation were given oral doses. The study found both anti-inflammatory and analgesic effects, reducing swelling and pain responses. As with all animal studies, human results may differ.
Antioxidant Benefits
Valencene has demonstrated antioxidant activity in laboratory settings. Antioxidants help neutralize free radicals, unstable molecules that contribute to oxidative stress, which is linked to chronic diseases and cellular aging. While these antioxidant benefits are promising, clinical evidence in humans is still limited and more research is needed to understand their real-world significance.
Anti-Allergy
In 2011, researchers tested the anti-allergic potential of several monoterpenes and sesquiterpenes, including valencene. They found that sesquiterpenes inhibited enzymes associated with certain allergic reactions. Valencene had "the highest inhibitory effect" among the compounds tested, a notable finding for a terpene not typically associated with allergy-related research.
Neuroprotective Activity and Cognitive Function
A 2021 study explored whether terpenes' antioxidant effects might support cognitive function and offer some protection against dementia, including Alzheimer's disease. Valencene and other terpenes demonstrated an ability to cross the blood-brain barrier, which the authors describe as "one of the most critical aspects" of a compound's neuroprotective capacity. This may also relate to how terpenes interact with the endocannabinoid system, which plays a role in neurological regulation.
Whether valencene meaningfully contributes to cognitive protection in humans remains an open question. This is early-stage research and should not be interpreted as a clinical finding.
Chemotherapy Drug Interaction
A 2017 in vitro study tested the essential oil of Chinese bayberry — high in valencene — for antiproliferative effects on cancer cell lines. Four types of cancer cells were used. Valencene was the only compound effective across all four. A synergistic effect with a chemotherapy drug was observed in three of the four cell types. This is laboratory research on cell lines, not a human trial, and does not establish valencene as a cancer treatment.
Cannabis Strains High in Valencene
Valencene may not appear as frequently as terpenes like myrcene and limonene, but cannabis strains high in valencene tend to share a citrus-forward, energizing character. Here are four prominent examples.
Tangie
Tangie is a popular sativa with fresh citrus notes and sweet tangerine predominating. It's stimulating and energizing, with around 17% THC. Valencene contributes directly to its distinctive aromatic character.
Sour Diesel
Sour Diesel is a legendary cross between Chemdawg and Super Skunk, known for its complex terpene profile, hints of citrus lurking behind a potent diesel-like flavor. Valencene contributes the citrus dimension that makes the profile more interesting than straight diesel alone.
Agent Orange
Agent Orange is a cross between Tangie and Lemon Skunk. It's citrusy, sweet, and potent at around 18% THC. Its valencene content is part of what gives it that sharp, orange-forward aroma and energizing reputation.
Appalachia
Appalachia is a high-THC hybrid (over 20%) made by crossing Green Crack and Tres Dawg. Thanks to a relatively high valencene concentration, its strong earthy aroma is rounded off by subtle citrus traces, a good example of valencene contributing background complexity rather than dominating the profile.
In Sum
Valencene, while perhaps not a powerhouse terpene like linalool or beta-caryophyllene, is no slouch. It imparts a distinctive citrus and woody aroma, contributes to the medicinal properties being studied across several research areas, and brings genuine character to the strains and blends it appears in.
Keep Tangie, Sour Diesel, and other high-β-caryophyllene strain profiles from True Blue in mind the next time you're after something sweet, citrusy, and complex. Not sure where to start? Add a couple to your next True Blue terpene sample pack. And check out our other blog posts to learn more about essential cannabis terpenes.