06/23/2026
Another major international review validates what public health experts have been warning for years. A new review published in Psychiatry and highlighted this week by the Guardian found a consistent pattern across cannabis policy changes around the world:
• Commercial cannabis markets were associated with increases in cannabis use, higher-potency products, and more cannabis-related psychosis and other psychiatric harms.
• Decriminalization alone did not show the same increases.
• Countries using strictly regulated public models, such as Uruguay, likewise did not experience the same public health trends seen in highly commercialized markets.
These findings go directly to the heart of the debate. The greatest public health risks come not simply from legalization, but from building a for-profit cannabis industry whose financial success depends on increasing consumption. Like the to***co and alcohol industries before it, commercial markets create powerful incentives to:
• Increase product potency
• Expand marketing and promotion
• Normalize frequent use
• Develop products that appeal to new consumers
• Oppose stronger public health safeguards
One promising example is Quebec's public monopoly model, where cannabis sales occur through a government-operated retailer rather than private companies competing to maximize sales. A public monopoly can prioritize health objectives over shareholder returns, helping limit commercialization while reducing criminal penalties.
As more jurisdictions reconsider cannabis policy, the evidence continues to point in the same direction: The choice isn't simply legalization vs prohibition. It's commercialization vs public health.
Read: https://bit.ly/3SIvvmd
The Guardian