Geek Bar Pulse X 25K Zero Nicotine Disposable $14.98 How Much Nicotine Is in a Geek Bar? Strength & Content Guide Does Geek Bar Make A Zero Nicotine Vape Geek Bar Pulse 15K Zero Nicotine Geek Bar Vs Cigarette Nicotine How Many Puffs Does a Geek Bar Have? 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