A study characterized the pharmacokinetics of minor cannabinoids (THCV, CBC, CBN, delta-8-THC) in blood and brain following oral administration.
Cannabinoid pharmacologists, product formulators, regulators, and clinicians advising patients on cannabinoid products.
4 compounds profiledBlood and brain pharmacokinetics characterized for THCV, CBC, CBN, and delta-8-THC
What the researchers found
Oral administration of minor cannabinoids produced distinct pharmacokinetic profiles in blood and brain, with each compound showing different absorption, distribution, and elimination patterns relevant to their therapeutic and recreational use.
Why it matters
Minor cannabinoids are increasingly consumed in oral products, but their pharmacokinetics have been poorly characterized. Understanding how they reach the brain informs dosing, safety, and regulatory decisions.
The numbers in context
The study examined THCV, CBC, CBN, and delta-8-THC pharmacokinetics in blood and brain following oral formulations (edibles, tinctures).
How the study worked
Pharmacokinetic study measuring blood and brain levels of minor cannabinoids (THCV, CBC, CBN, delta-8-THC) after oral administration.
Who was studied
Animal model assessing pharmacokinetics of orally administered minor cannabinoids.
What this study cannot tell us
Animal pharmacokinetics may not directly translate to humans; oral bioavailability varies by formulation; limited number of minor cannabinoids tested.
How to read the evidence
Pharmacokinetic study with direct blood and brain measurements; animal model requires human translation.
When this study was published
Recent PK study addressing a major gap in minor cannabinoid research.
The bigger picture
As minor cannabinoid products proliferate in the marketplace, pharmacokinetic data is essential for establishing appropriate dosing guidelines, safety limits, and regulatory standards.
Replication
Among the first comprehensive PK studies of multiple minor cannabinoids; fills a critical data gap.
Funding
Not specified
Conflicts of interest
Not specified
Questions still open
- How do minor cannabinoid brain levels compare to THC?
- Does food affect oral minor cannabinoid absorption?
- Are there clinically significant drug interactions?
Read the original research
Pharmacokinetics of Oral Minor Cannabinoids in Blood and Brain.
Cannabis and cannabinoid research, 8(S1), S51-S61
Citation
Moore, Catherine F; Weerts, Elise M; Kulpa, Justyna; Schwotzer, Daniela; Dye, Wendy; Jantzi, Jacob; McDonald, Jacob D; Lefever, Timothy W; Bonn-Miller, Marcel O. (2023). Pharmacokinetics of Oral Minor Cannabinoids in Blood and Brain.. Cannabis and cannabinoid research, 8(S1), S51-S61. https://doi.org/10.1089/can.2023.0066