How Much Nicotine Is in a Geek Bar? Strength & Content Guide Geek Bar Pulse ZERO Nicotine Vape Nicotine FREE 0% Nic Geek Bar Pulse X 25K 0% Zero Nicotine Disposable $19.99 Geek Bar Pulse X ZERO Nicotine 25K Vape Ziip Stock Geek Bar Nicotine Strengths Explained (0%, 2%, 5%) & Cigarette Equivalents 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