Did You Know? One Geek Bar vape contains 800 mg of nicotinethat's the same as 40 packs of cigarettes. Nicotine at these levels can: Harm brain development in youth INFOGRAPHIC: How Dangerous Are E Cigarette Ingredients? Health Risks EVMS Rethink Vape JUUL Vape Pods 5% or 3% Nicotine Juicefly JUUL 2 vs Vuse Pro (UK 2025): Pods, Flavours & Real Use Juul Ends E Cigarette Sales of Mint Flavored Pods The New York Times