Switching from cigarettes or trying vaping for the first time? It can feel confusing at first — pods, mods, nic salts, mg strengths — but the basics are simple. This beginner’s guide walks you through exactly what a vape is, how it works, which one to buy first, and the mistakes to avoid, so you can start with confidence. Vaping is strictly for adult smokers and vapers aged 18+.
A vape is a battery-powered device that heats e-liquid into an inhalable vapour — no smoke, no burning, no tar. A small coil warms the liquid (a mix of vegetable glycerine, propylene glycol, flavouring and usually nicotine) until it turns to vapour, which you breathe in much like a cigarette.
In short: a vape heats flavoured e-liquid into vapour instead of burning tobacco — that’s the whole idea, and it’s why vaping produces no smoke or ash.
For adult smokers, the UK public-health position is clear: the NHS and the Office for Health Improvement and Disparities state that vaping is substantially less harmful than smoking and is one of the most effective tools to quit cigarettes. It is not risk-free, and it is only intended for adults who already smoke or vape — not for non-smokers, under-18s or anyone pregnant. If you don’t smoke, don’t start vaping.
For most beginners — especially anyone leaving cigarettes — the easiest starting point is a prefilled pod kit: a rechargeable device that takes ready-filled pods, so there’s no filling, no coils and no settings. Just charge it, click in a pod and puff. Browse our best vapes for beginners or the full prefilled pod kit range.
Prefer the lowest running cost and don’t mind a little setup? A refillable pod kit lets you fill your own e-liquid and works out cheapest over time.
Pod kits are compact, low-power and beginner-friendly — designed for a tight, cigarette-like draw with nic salt e-liquid. Vape mods are larger, more powerful devices with adjustable settings, built for big clouds and direct-to-lung vaping. For a first vape, a pod kit is almost always the right call; mods suit experienced hobbyists.
In the UK, nicotine is capped at 20mg/ml (2%). As a rough guide:
Nic salts (smoother at higher strengths) suit pod kits best. More detail in our nicotine strength guide and nic salts explained.
The common early slip-ups:
A prefilled pod kit is the best beginner vape — it’s draw-activated with no buttons, no filling and no coils to change. If you’re leaving cigarettes, pair it with a 20mg nic salt for a satisfying hit.
A vape uses a battery to heat a coil, which vaporises e-liquid into an inhalable vapour. There’s no combustion, so no smoke, tar or ash — just flavoured vapour containing (usually) nicotine.
Yes. Plenty of 0mg (nicotine-free) pods and e-liquids are available, giving you the flavour and the ritual with no nicotine. See our nicotine free vape guide for options.
For adult smokers, UK health bodies state vaping is substantially less harmful than smoking and helps people quit. It isn’t risk-free and is only for adults who already smoke or vape — not for non-smokers or under-18s.
A beginner pod kit typically costs under £10, then you only pay for pods or e-liquid — far less than a smoking habit. Our vape cost calculator shows the savings.