A 2023 study conducted by researchers at New York’s Columbia University, utilizing data from the National Health and Nutrition Examination Survey by the US Centers for Disease Control, sheds light on the potential health risks linked to heavy metal buildup in cannabis users.
Notably, the study highlighted that legal tobacco products have higher contamination levels than illicit cannabis.
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Cannabis Users' Metal Levels Examined
Cannabis plants, known as hyperaccumulators, absorb metals from soil, water, and fertilizers at exceptionally high levels.
The Columbia researchers analyzed data from 7,254 participants between 2005 and 2018, aiming to determine if cannabis users had elevated levels of 17 different metals in their blood and urine.
Key Findings
- The study ...