Chewing tobacco study reveals hidden cancer risk from common ingredient
NCT ID NCT03998735
First seen Jan 06, 2026 · Last updated May 12, 2026 · Updated 24 times
Summary
This study looks at how nornicotine, a chemical found in smokeless tobacco, turns into a cancer-causing substance called NNN inside the body. Researchers will measure this process in 55 adult smokeless tobacco users. The goal is to understand the risk and help regulators decide whether to limit or remove nornicotine from these products.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Locations
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Masonic Cancer Center
Minneapolis, Minnesota, 55411, United States
Conditions
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