How Much Nicotine Is in a Geek Bar? Strength & Content Guide Geek Bar Nicotine Strengths Explained (0%, 2%, 5%) & Cigarette Equivalents 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 How Much Nicotine Is in a Geek Bar? Strength & Content Guide Geek Bar Nicotine Vs Cigarettes Geek Bar Pulse 15000 Zero Nicotine Disposable .98 Geek Bar Pulse 15000 Puffs 5% Nicotine Juicefly Geek bar contains 800mg of nicotine, equivalent to 40 packs of cigarettes