A review found cannabis use in people with HIV is associated with reduced systemic inflammatory markers, improved gut barrier integrity, increased short-chain fatty acid production, and a unique microbiome composition, though effects on HIV reservoirs remain unclear.
HIV clinicians, immunology researchers, and people with HIV considering cannabis use.
Cannabis reduced inflammatory biomarkers MCP-1 and IP-10 in PWH
What the researchers found
Cannabis use in PWH was associated with reduced inflammatory biomarkers (MCP-1, IP-10), improved gut barrier integrity through increased SCFA production, increased gut mucosal immunity, decreased immune activation, and a unique microbiome composition. Preliminary evidence suggests cannabis may influence HIV reservoirs, but results are inconclusive.
Why it matters
Chronic inflammation persists in people with HIV even on effective antiretroviral therapy, contributing to non-AIDS comorbidities. Cannabis may address this through immunomodulatory and gut-protective effects, potentially improving long-term outcomes.
The numbers in context
Reduced MCP-1 and IP-10 biomarkers. Increased SCFA production. Improved gut barrier integrity. Effects on HIV reservoirs inconclusive.
How the study worked
Narrative review of studies examining cannabis effects on gut microbiome, immune system, and ART outcomes in people with HIV.
What this study cannot tell us
Review format. Most evidence observational. Standardized cannabis formulations not used in studies. ART adherence concerns not fully addressed. Long-term outcomes unknown.
How to read the evidence
Synthesizes multiple lines of evidence with clear conclusions, but primarily observational studies without controlled trials.
When this study was published
2025 review of cannabis-HIV interactions across inflammation, immunity, and microbiome.
The bigger picture
As HIV becomes a chronic manageable condition, addressing persistent inflammation becomes crucial. Cannabis may offer anti-inflammatory benefits without the immunosuppressive risks of conventional anti-inflammatory drugs in this population.
Questions still open
- Could standardized cannabis formulations be tested in HIV clinical trials?
- Does the microbiome change from cannabis use translate to clinical benefit in PWH?
Common questions
Is cannabis beneficial for people with HIV?
How does cannabis affect the gut in HIV?
Read the original research
Cannabis Use in HIV: Impact on Inflammation, Immunity and the Microbiome.
Current HIV/AIDS reports, 22(1), 19
Citation
Langat, Robert; Chakrawarti, Ashma; Klatt, Nichole R. (2025). Cannabis Use in HIV: Impact on Inflammation, Immunity and the Microbiome.. Current HIV/AIDS reports, 22(1), 19. https://doi.org/10.1007/s11904-025-00729-0
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