Sweetness and nicotine form in vapes may change how people puff
NCT ID NCT05587504
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested how different e-cigarette liquids—varying in sweetness and nicotine form—affect blood nicotine levels, puffing behavior, and how people feel. Thirteen healthy adults who use cigarettes, e-cigarettes, or both took part. Researchers measured nicotine in the blood, puff volume and duration, and how quickly participants reached for their own product. The goal is to understand how liquid ingredients influence use, which could inform future product design or regulation.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- e-cigarette liquid with varying sweetness and nicotine form
- What this could lead to
- If successful, this could help design e-liquids that are less addictive or more satisfying for smokers switching from cigarettes.
- What could go wrong
- This is a very small, early-stage study with only 13 participants, so results may not apply to the general population. It does not test long-term health effects.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Virginia Commonwealth University
Richmond, Virginia, 23298, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.