Close-up of cannabis leaves highlighting CBG benefits in medical cannabis
31st October 2025

What is CBG? Understanding the Benefits of Cannabigerol

by Jacob Strzeszewski

What is CBG? Understanding the Benefits of Cannabigerol

If you’ve been exploring medical cannabis, you’ve probably heard of CBD and THC. But there’s another cannabinoid that’s gaining attention: CBG. Short for cannabigerol, CBG is sometimes called the “mother of all cannabinoids” because it plays a key role in how the cannabis plant produces its most well-known compounds.

Although it’s less abundant than CBD or THC, early research suggests CBG may have several potential health benefits, making it an exciting option for medical cannabis patients in the UK. In this blog, we’ll explain what CBG is, how it works, potential benefits, and what patients should know before trying it.

Contents

What Does CBG Stand For?

CBG stands for cannabigerol, a naturally occurring cannabinoid in the cannabis plant. Unlike THC, CBG does not produce a high, so it’s non-intoxicating. This makes it a popular choice for patients who want the potential health benefits of cannabis without feeling psychoactive effects.

CBG is sometimes called the “mother of all cannabinoids” because it’s the building block for other cannabinoids like CBD and THC. Its acidic form, CBGA, transforms into these compounds as the cannabis plant grows.

Fresh cannabis leaves illustrating CBG meaning and its therapeutic potential

How Does CBG Work in the Body?

CBG interacts with the endocannabinoid system (ECS), a network of receptors in the body that helps regulate important functions like:

  • Mood
  • Appetite
  • Sleep
  • Immune response

Specifically, CBG may influence:

  • CB1 receptors: Mostly in the brain and nervous system, affecting mood, pain perception, and coordination.
  • CB2 receptors: Found in the immune system and other parts of the body, helping regulate inflammation and immune responses.

While research is still ongoing, these interactions suggest that CBG could support balance and wellness in the body.

Potential Benefits of CBG

Early studies show that CBG may have a variety of promising health benefits, including:

  • Anti-inflammatory effects: May help reduce inflammation.
  • Neuroprotective support: Could help protect brain cells.
  • Appetite stimulation: Useful for patients struggling with appetite loss.
  • Pain relief: Might assist with mild pain management.
  • Skin health: Topical use may improve skin inflammation.
  • Anxiety support: Could help reduce stress or anxious feelings without causing a high.

It’s important to remember that research is still in the early stages, so we don’t yet have definitive evidence for all of these benefits.

Woman feeling relaxed after using medical cannabis, highlighting CBG benefits

CBG vs. CBD

CBG and CBD share similarities—they are both non-psychoactive—but they also have distinct properties:

  • CBG: Less abundant in the plant, may affect a wider range of bodily functions.
  • CBD: More common, widely used for general wellness, anxiety, and pain relief.

Some patients may find that combining CBG and CBD enhances the potential benefits of both cannabinoids.

Is CBG Legal in the UK?

CBG products are generally legal in the UK as long as they contain less than 0.2% THC. They can also be prescribed by a doctor as part of a patient’s medical cannabis treatment plan.

Safety Considerations

While CBG is non-intoxicating, safety is important:

  • Potential side effects may occur, especially if combined with other medications.
  • Pregnant or breastfeeding individuals should avoid cannabinoids without medical guidance.
  • Choose products that are third-party lab tested and include a certificate of analysis (COA) to ensure quality.

Final Thoughts

CBG is an emerging cannabinoid with promising health potential, but research is still ongoing, and over-the-counter products aren’t a substitute for medical supervision.

At CB1 Medical, we provide patients with legally prescribed, clinically monitored cannabis products, ensuring quality, safety, and personalised guidance.

If you’re considering medical cannabis in the UK, always seek advice from a specialist clinic.

Curious if you’re eligible?

Try our free Eligibility Checker to see if medical cannabis could be right for you.