New to vaping and wondering what’s in that e-liquid you’re puffing? Vape juice, also called e-juice or e-liquid, has a few key ingredients that define its feel, flavor, and effects. This guide breaks down propylene glycol (PG), vegetable glycerin (VG), nicotine, and flavorings in plain terms, explaining what they do and why they matter for beginners in 2025.

If you’re new to vaping and wondering whether it could hook you, you’re not alone. Vaping’s rise—especially with sleek disposables and flavorful pods—has many asking about its addictive potential. This guide breaks down the science of nicotine dependence in plain terms, focusing on what first-time users need to know in 2025.