How much nicotine is in JUUL? Smoking and vaping are often compared, but neither is harmless. While they work differently, both can expose the lungs to addictive nicotine and harmful chemicals that impact breathing and overall health. Smoking Nicotine absorption from electronic cigarette use: comparison between first and new generation devices Scientific Reports Start Smoking One Juul Pod Contains The Equivalent Nicotine Of 20 Cigarettes A How Much Is 3% Nicotine