Geek Bar Pulse X ZERO Nicotine 25K Vape Ziip Stock 800 mg of nicotine = 40 packs of cigarettes. That's what's inside just one Geek Bar. Nicotine at these levels can: Harm brain development in youth Increase blood pressure and Geek Bar Hookah X 25K Disposable Berry Ice Flavor (6mg DTL) Geek Bar Nicotine Strengths Explained (0%, 2%, 5%) & Cigarette Equivalents Geek Bar 15,000k 5% nicotine Disposable vape Geek Bar Nicotine Strengths Explained (0%, 2%, 5%) & Cigarette Equivalents