Geek bar contains 800mg of nicotine, equivalent to 40 packs of cigarettes Geek Bar Pulse X Review and Expert Guide 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 PULSE X GEEK BAR Do Vapes Have Calories? Expert Guide to Geek Bar Pulse X and Flavor Options KLOUDYX