By Dylan Bruck
What Is CBG? (Quick Answer)
CBG (cannabigerol) is a non-intoxicating cannabinoid found in cannabis that does not produce the “high” associated with THC. Unlike THC, CBG has very weak activity at CB1 receptors, which is why it does not cause intoxication. Compared to CBD, CBG interacts more directly with both CB1 and CB2 receptors and is typically found in much lower concentrations in cannabis flower. CBG is often called the “mother cannabinoid” because it originates from CBGA, the compound that converts into THC, CBD, CBC, and other cannabinoids as the plant matures. Because most CBGA converts into other cannabinoids during growth, very little CBG remains at harvest, making it relatively rare in cannabis products.
How CBG Works
CBG starts as cannabigerolic acid (CBGA), the foundational compound from which all major cannabinoids are formed. As the cannabis plant grows, enzymes convert CBGA into other acid forms such as THCA, CBDA, and CBCA. These compounds later become THC, CBD, and CBC when heat is applied.
By the time a cannabis plant reaches maturity, most CBGA has already been converted. That’s why typical cannabis flower contains less than 1% CBG.
Before cannabinoids become active, they must go through decarboxylation, a process where heat converts their acid forms into usable cannabinoids. This happens when cannabis is smoked, vaporized, or prepared for edibles. Without heat, compounds like THCA and CBGA remain largely inactive.
Once activated, cannabinoids interact with the endocannabinoid system (ECS), which helps regulate functions like mood, appetite, and sleep. This system includes:
- CB1 receptors, primarily in the brain and nervous system
- CB2 receptors, found throughout the body and immune system
CBG interacts with both CB1 and CB2 receptors as a partial agonist, meaning it produces a milder effect compared to THC. THC binds strongly to CB1 receptors, which leads to intoxication. CBG binds more weakly, which is why it does not produce a high.
A simple way to think about it:
CBG sets the stage, THC takes the spotlight.
CBG is also commonly discussed as part of the entourage effect, where multiple cannabinoids and terpenes work together to influence the overall experience. Instead of acting alone, CBG may shape how other cannabinoids feel in combination.
CBG vs. CBD vs. THC
| Property | THC | CBD | CBG |
| Intoxicating | Yes | No | No |
| Typical Concentration | 10–30% | 0–25% | <1% (10–15% in high-CBG strains) |
| Primary Receptor | CB1 (strong binding) | Minimal CB1/CB2 | CB1 & CB2 (partial agonist) |
| Research Focus | Pain, nausea, appetite | Anxiety, inflammation, seizures | Inflammation, neuroprotection, antibacterial |
| Alberta Availability | Very high | High | Limited |
Most cannabis products in Alberta are THC- or CBD-dominant. This comes down to how cannabis is grown and harvested.
As plants mature, CBGA converts into THC and CBD. To preserve more CBG, growers would need to harvest earlier or use specialized genetics. Both approaches reduce yield or require additional resources, which makes high-CBG products less common and often more expensive.
From a consumer perspective:
- THC is chosen for many reasons and has intoxicating effects
- CBD is chosen for non-intoxicating, widely available options
- CBG is typically explored for its role in balanced or multi-cannabinoid products
What Research Shows About CBG
Research into CBG is still in early stages, with most studies conducted in preclinical settings such as animal models or cell cultures.
Anti-inflammatory properties:
Research suggests CBG may reduce inflammation. Preclinical studies have shown potential for inflammatory response modulation, though human clinical trials are limited.
Neuroprotective potential:
Studies indicate CBG may support neuroprotection. Early research suggests it may reduce oxidative stress and inflammation in nerve cells.
Antibacterial effects:
CBG has demonstrated antibacterial activity in lab settings, including effectiveness against drug-resistant bacteria such as MRSA. This research is preliminary but promising.
Other areas of study:
- Glaucoma research suggests CBG may reduce intraocular pressure
- Early studies are exploring bladder function
- Preliminary cancer research is investigating cellular interactions
Research limitations:
Most findings come from early-stage research. While results are encouraging, more human clinical trials are needed to understand real-world applications, dosing, and safety.
Why CBG Is Harder to Find in Alberta
CBG is not rare by accident. It is rare by design.
Cannabis production is driven by yield, demand, and shelf space. In Alberta, most consumers are still primarily purchasing THC-dominant products. That demand influences how licensed producers grow, harvest, and allocate their crops.
To produce more CBG, growers would need to:
- Harvest earlier (reducing total yield)
- Breed specialized high-CBG cultivars
- Accept lower THC levels, which reduces market demand
From a retail perspective:
- AGLC regulations require THC and CBD disclosure, but not always minor cannabinoids like CBG
- This means CBG may be present but not prominently labeled
- Shelf space is competitive, and high-THC products tend to dominate
As a result, CBG often shows up in:
- Multi-cannabinoid products
- Niche SKUs
- Limited-run cultivars
This is starting to change slowly as consumer awareness grows, but for now, CBG remains a smaller part of the Alberta cannabis market.
Finding CBG Products in Alberta
CBG products are available in Alberta, but they require a more intentional approach to find. Here are some we carry (but may not be available at every location):
Product Types Available
- High-CBG flower (rare, not currently in stock)
- CBG oils and capsules
- CBG:CBD balanced products
- Topical creams and ointments
- Multi-cannabinoid vapes
How to Identify CBG Content
- Check cannabinoid breakdown on packaging
- Ask for a Certificate of Analysis (COA)
- Look for licensed producers that disclose full cannabinoid profiles
- Ask budtenders about CBG-specific or balanced products
How to Shop Smarter for CBG
If you’re looking for consistency, don’t rely on product names alone.
Focus on:
- Cannabinoid percentages rather than branding
- Products that list minor cannabinoids clearly
- Full-spectrum options if high-CBG products are unavailable
A practical approach:
- If you can’t find high-CBG products, look for balanced THC:CBD:CBG combinations
- Ask budtenders about terpene profiles and intended effects
- Track which licensed producers provide more detailed testing
What to Expect
- Limited product selection
- Higher pricing due to lower yields
- Inconsistent availability
- More options in blended cannabinoid products
Frequently Asked Questions
What is CBG?
CBG (cannabigerol) is a non-intoxicating cannabinoid found in cannabis that originates from CBGA, the precursor to THC, CBD, and other cannabinoids.
Does CBG get you high?
No. CBG does not produce a high because it has weak interaction with CB1 receptors, which are responsible for THC’s intoxicating effects.
How is CBG different from CBD?
CBG and CBD are both non-intoxicating, but CBG interacts more directly with CB1 and CB2 receptors, while CBD works more indirectly within the endocannabinoid system.
Why is CBG so rare in cannabis products?
CBG is rare because CBGA converts into other cannabinoids like THC and CBD as the plant matures, leaving very little CBG at harvest.
What are the effects of CBG?
CBG is commonly reported to support focus, calm, and balance. Research suggests anti-inflammatory and neuroprotective potential, though more studies are needed.
Can I find CBG products in Alberta?
Yes, but availability is limited. CBG is more commonly found in combination products rather than as a dominant cannabinoid.
How much CBG is considered “high”?
Most cannabis flower contains less than 1% CBG. Products with 5–15% CBG are considered high-CBG and are typically produced through specialized breeding.
Can you take CBG with other cannabinoids?
Yes. CBG is often combined with THC or CBD and may contribute to the overall experience through the entourage effect.