Myrcene Terpene Effects: What the Research Shows

When it comes to cannabis, the terpene (natural, highly aromatic hydrocarbon compounds) profile can determine the type of effects a strain produces. Cannabis strains contain different types of terpenes, but myrcene is often the most common, affecting how a bud smells and tastes.

Myrcene can also contribute to the effects a strain produces, often linked to relaxation and calming feelings. However, scientific research on these effects in humans is still ongoing.

This guide explains what myrcene is, what current studies say about its effects, which strains have a high myrcene content, and how to use that knowledge the next time you buy cannabis seeds.

Key Takeaways

Myrcene is one of the most common cannabis terpenes, known for its earthy, musky, and herbal aroma.
It may contribute to relaxation but not on its own.
Studies suggest potential pain-relieving and anti-inflammatory effects, although so far the research has been on animals.
Myrcene levels vary by strain because of genetics and growing conditions.
High-myrcene strains include Granddaddy Purple and OG Kush.

What Is Myrcene?

Myrcene, or beta-myrcene (β-myrcene), is an aromatic molecule found in plants, which scientists call a terpene. Myrcene is usually the most abundant or dominant terpene commonly found in cannabis, making up more than 50% of the total terpene content in many strains.

Myrcene has a distinct aroma profile often described as earthy, musky, and herbal, with clove-like warmth and a hoppy (from ‘hops,’ the green flowers used to brew beer) edge. These are the base notes you smell when you open a fresh jar of cannabis buds.

You can find naturally occurring myrcene in other plants such as hops, ripe mangoes, lemongrass, thyme, and bay leaves.

Myrcene Terpene Effects: What the Research Actually Shows

Myrcene is known for benefits such as calming effects and chronic pain relief. However, it’s important to note that the evidence comes from laboratory and animal tests, not human studies. While myrcene research is promising, most reported benefits are potential effects. They include:

Relaxation (Couch-Lock)

Many people associate myrcene with couch-lock, the heavy, sink-into-the-sofa relaxation that some cannabis products and strains give you. For this reason, growers use it as a rule of thumb to identify indica strains. Cannabis with more than 0.5% myrcene produces heavy, sedating effects, while sativa strains are under 0.5% and have more energizing effects.

It’s important to note that myrcene doesn’t work alone to create the relaxed, sedative effects. THC, CBD, myrcene, and other terpenes interact to create these feelings. It’s called the ‘entourage effect’, the theory that all the natural compounds in cannabis work better together than on their own.

Pain-Relieving Properties

Pain relief is one of myrcene’s potential therapeutic benefits. According to a study on the effect of myrcene on nociception in mice, the terpene reduced signs of pain in the subjects at certain doses, and naloxone (an opioid blocker) blocked this effect. Researchers therefore proposed that myrcene triggers the body’s natural opioid pathways.

More recently, a 2025 study on myrcene in mice with neuropathic pain showed that the terpene reduced mechanical pain in subjects with nerve injury, with females responding more sensitively. While this is promising evidence, reducing pain responses in mice isn’t the same as treating pain in people. More research is still needed.

Anti-Inflammatory

Myrcene’s potential anti-inflammatory effects are closely connected to research into pain relief.

A 2022 study of myrcene in rats with arthritis found that the treatment reduced acute pain and swelling. Researchers also noted that combining myrcene with CBD didn’t add any benefits and that long-term treatment didn’t prevent structural joint damage.

Therefore, anti-inflammatory properties may be one of myrcene’s therapeutic effects, but there’s no evidence that it treats arthritis or other inflammatory conditions.

Reducing Anxiety

Cannabis flower and edibles containing terpenes. — [Photo by HighGradeRoots on Canva].

In the 2024 Vapor Inhalation & Sex-Difference Study, researchers tested vaporized beta-myrcene and linalool (a lavender terpene) in mice to mirror real-world inhalation. The experiment showed that β-myrcene significantly reduced anxiety, but only in female mice. Combining CBD and myrcene did not produce this effect.

Antioxidant Properties

A 2021 study showed that myrcene works by triggering genes that activate the cell’s own protective defenses under stress. Therefore, it’s not a strong direct antioxidant. There’s currently no proof that high concentrations of myrcene in cannabis can protect humans from cell damage.

Importance of Myrcene for Home Growers

Because myrcene is the most common terpene in cannabis, understanding it can help you choose the right seeds for genetics and how you handle your buds after harvest. Here’s why myrcene is important for cultivators:

Customizing Aroma & Flavor: Myrcene’s role in your harvest is mainly how it smells and tastes. High myrcene strains usually have a rich, musky aroma with warm herbal notes.
Creating the Right Profile: Choosing suitable cannabis sativa or indica genetics gives your plants the potential to develop a particular chemical profile. However, learning more about myrcene and other terpenes can help you create the right growing conditions for the desired composition.
Targeting Specific Effects: Some people choose specific cannabis strains because they’re seeking relief from physical tensions or anxiety. Growers who want to cultivate these strains can benefit from learning about myrcene, as high levels are favored in the cannabis industry for calming, pain-relieving uses.

Grower’s Choice Seeds: Quality Genetics & Services

Cannabis seeds used to grow terpene-rich plants. — [Photo by Nastasic on Canva].

Grower’s Choice Seeds offers cannabis cultivators dependable genetics. Our seeds come with a 90% germination guarantee, and we replace any that don’t germinate.

Many of our strains come as feminized seeds, which produce mostly female plants for high bud yields. We also offer autoflower seeds that flower automatically, with no need to change the light cycle. This makes growing easier, especially for newbies.

We have more than 500 strains to choose from, sourced from farmers and breeders across the globe. Shop our collections for high-quality cannabis seeds.

Frequently Asked Questions

Is Myrcene Safe?

Yes. Myrcene is a naturally occurring compound found in everyday foods and drinks such as mangoes, lemongrass tea, thyme, and hops. It’s safe even when consuming cannabis products, which may contain high doses.

Is Myrcene Indica or Sativa?

Myrcene is a terpene that appears in indica and sativa plants. It’s linked to relaxing, sedating effects, which many indica strains provide. However, that feeling comes from the whole plant, not myrcene alone.

Does Myrcene Make You Sleepy?

Animal studies show that myrcene causes sedative-like effects. However, more research is needed to prove that it makes humans sleepy. For now, whether a strain makes you drowsy depends on its full cannabinoid and terpene mix, not myrcene alone.

Does Eating Mango Increase Myrcene Effects?

There’s no solid evidence that it does. The mango tip is popular in cannabis communities, but no controlled human study has confirmed it.

Which Strains are High in Myrcene?

Blue Dream, Granddaddy Purple, OG Kush, and Mango have high myrcene content. However, note that the exact profile can vary. The best way to confirm how much myrcene is in a particular batch is through lab tests.

Final Thoughts

Myrcene is a terpene that’s associated with relaxation and calming properties in cannabis strains. While animal and lab studies show promising results for pain relief, reduced anxiety, relaxation, and anti-inflammatory effects, human studies have yet to confirm these benefits.

Myrcene may support relaxation and comfort, but it’s not a cure for anything or a guaranteed sedative on its own.

Grower’s Choice Seeds offers a wide variety of cannabis seeds, including high-myrcene options such as Granddaddy Purple and OG Kush. Shop our collections today to find seeds with different terpene profiles and effects.

References

Alayoubi M, Rodrigues A, Wu C, et al. Elucidating interplay between myrcene and cannabinoid receptor 1 receptors to produce antinociception in mouse models of neuropathic pain. Pain. 2025;166(9):2140-2151.
Freels TG, Westbrook SR, Zamberletti E, et al. Sex Differences in Response-Contingent Cannabis Vapor Administration During Adolescence Mediate Enduring Effects on Behavioral Flexibility and Prefrontal Microglia Activation in Rats. Cannabis Cannabinoid Res. 2024;9(4):e1184-e1196.
McDougall JJ, McKenna MK. Anti-Inflammatory and Analgesic Properties of the Cannabis Terpene Myrcene in Rat Adjuvant Monoarthritis. International Journal of Molecular Sciences. 2022;23(14):7891.
Rao VS, Menezes AM, Viana GS. Effect of myrcene on nociception in mice. The Journal of Pharmacy and Pharmacology. 1990;42(12):877-878.
Xanthis V, Fitsiou E, Voulgaridou GP, et al. Antioxidant and Cytoprotective Potential of the Essential Oil Pistacia lentiscus var. chia and Its Major Components Myrcene and α-Pinene. Antioxidants. 2021;10(1):127.