Do Geek Bars Have Nicotine? Strengths, Safety & Alternatives Geek Bar Pulse X 25K Disposable Vape Device 10PK Geek Bar Pulse 15K Zero Nicotine Geek Bar Mate 60,000 Puffs Disposable Vape Device Kit Apvs 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