How Many Cigarettes is One Puff of a Geek Bar 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 Geek Bar Pulse Disposable Vape 7500 15000 puffs Online Geek Bar Pulse X Platinum Edition 25K Disposable Vape Geek Bar Nicotine Strengths Explained (0%, 2%, 5%) & Cigarette Equivalents