Can You Use Any E-Liquid in a Prefilled Pod Kit?

• Prefilled pods are sealed for a reason. They’re filled with one specific nic salt formula, matched to a small coil, and they’re not designed to be opened, refilled or topped up. Browse the prefilled pod kit range if you want the no-setup option.
• Can you refill prefilled pods? Physically, some people prise them open. In practice you get leaks, a burnt coil within a day or two and a pod that no longer seats properly. Buy a replacement pod instead.
• Not every e-liquid suits a pod coil. Thick, high-VG shortfills wick slowly in a small coil and cause dry hits. Pod kits want a 50/50 liquid, usually a nic salt.
• Want to choose your own liquid? Get a refillable pod kit. It costs more up front and less over time, and you can put any 50/50 10ml through it.
• If you’re new to prefilled kits, read our guide to buying a prefilled pod kit first, then come back here for the liquid side.

How prefilled pod kits work

A prefilled pod kit has two parts: a small rechargeable battery and a sealed pod that arrives already full of e-liquid, with the coil built in. You click the pod on, draw, and when it runs dry you throw the pod away and click on a new one. There’s no filling, no coil changes and nothing to set up, which is exactly why they’ve replaced disposables for so many UK vapers since the ban came in on 1 June 2025.

The trade-off is that everything in the pod is tuned to one liquid. The coil is low power and usually mesh, the wick is short, and the airflow is tight for a mouth-to-lung draw. The manufacturer fills the pod with a nic salt at 20mg/ml (the UK legal maximum) in a 50/50 PG/VG mix, because that’s what a coil of this size can wick quickly and vaporise cleanly. Change the liquid and you change the one variable the whole design depends on.

The main things every prefilled pod kit shares:

Can you refill prefilled pods?

This is the question people actually type into Google, so let’s answer it plainly. Prefilled pods have no fill port. To get liquid into one you have to lever off the mouthpiece or pull out a silicone bung with a pin, both of which break a seal that was never meant to be opened. Plenty of people have tried it, and the results are consistent enough that we don’t recommend it.

1. 1
   The seal doesn’t go back properly. Once the mouthpiece or bung has been forced, it never sits as tightly again. Liquid creeps out of the pod and into the battery contacts, which is the fastest way to kill a kit.
2. 2
   The coil is already on its way out. A prefilled coil is sized to last one pod’s worth of liquid. By the time the pod is empty the cotton is darkened and the mesh has a layer of residue. A refill gives you a day of burnt-tasting vapour, then nothing.
3. 3
   You lose the flavour match. Residue from the original flavour mixes with whatever you add. Blue razz over cherry cola is not a combination anyone chooses on purpose.
4. 4
   It saves you almost nothing. Replacement prefilled pods are cheap, they come in packs of one to four depending on the system, and they arrive with a fresh coil. If you genuinely want to refill, the money is better spent on a refillable kit.

If you already own a refillable pod kit and want to do the job properly, how to fill a pod kit correctly walks through the fill port, priming and the five-minute soak that stops a new coil burning.

Why liquid compatibility matters

Even in a refillable pod kit, not every bottle on the shelf is a good idea. The coil in a pod is small, and a small coil heats liquid differently from the big coils in a sub-ohm tank. It has a short wick, a low surface area and a few watts of power, so it needs a liquid that flows quickly and vaporises at low temperature. Get the liquid wrong and the wick can’t keep up with your draw.

The thickness of the liquid is the biggest factor. PG (propylene glycol) is thin and carries flavour and throat hit; VG (vegetable glycerine) is thick and makes vapour. A 50/50 liquid soaks into a pod wick in seconds. A 70/30 shortfill can take minutes, and in the meantime the coil fires on half-dry cotton. That’s the burnt taste people describe after switching to a “better” bottle.

Nicotine type matters too. Freebase nicotine at 18mg is harsh in a tight mouth-to-lung draw. Nic salts deliver the same strength with a much smoother throat hit, which is why every prefilled pod on the market uses them. If you’re not sure what strength you need, start at the strength your prefilled pod used.

What goes wrong when the liquid doesn’t suit the coil:

Prefilled vs refillable pod kits

The real decision isn’t which liquid to force into a sealed pod. It’s whether you want a prefilled kit at all, or a refillable one that lets you pick the liquid yourself. Both are legal replacements for disposables, both are compact and easy to use, and each suits a different kind of vaper.

Prefilled wins on convenience. There’s nothing to learn, nothing to spill, and the flavour is the same from the first pod to the fiftieth. It’s the right choice for someone coming straight off disposables who doesn’t want to think about liquid at all. The 4-in-1 kits go one better by giving you four flavours in one device; our 4-in-1 vs standard pod kits comparison explains the difference.

Refillable wins on everything else. You choose from hundreds of 10ml flavours rather than a brand’s dozen, you can choose any strength up to 20mg, and the cost per ml drops sharply because you’re buying liquid, not liquid plus a coil plus plastic. Once the Vaping Products Duty applies from 1 October 2026 the gap stays where it is, because the same £2.20 per 10ml (plus VAT) is charged on prefilled pods too. Have a look at the refillable pod kit range if that sounds more like you.

Which e-liquids work best in pod kits

If you go refillable, the shortlist is simple. Pod coils want a balanced 50/50 liquid in a 10ml bottle, and most people land on a nic salt because it wicks fast, vapes smoothly at low power and delivers the strength they were used to from a prefilled pod. Freebase 50/50 10mls work too, and they’re the better pick if you want 3mg or 6mg, where nic salts are less common.

What to look for on the bottle:

• 50/50 PG/VG. Some brands print 60/40 for pods too, which is fine in a mesh pod but worth avoiding in an older round-wire coil.
• Nic salt for 10mg and 20mg, freebase for anything under 10mg.
• 10ml bottles only. UK law caps nicotine-containing bottles at 10ml, so a “shortfill” with nicotine added is almost always 70/30 and too thick for a pod.
• Lighter, fruit and menthol profiles last longer on a coil than dark desserts and heavy sweeteners.

Elux Legend nic salts are the pod-kit standard for a reason: they’re 50/50, they copy the flavours people knew from big-puff devices, and something like Elux Legend Mr Blue in 10mg or 20mg behaves in a refillable pod exactly the way a prefilled pod does. If you want more options, the full nic salt range is the place to look, and almost every bottle there is a 50/50 10ml.

Wherever you buy, buy from a UK retailer that stocks MHRA-notified liquids. Cheap unbranded bottles with unpredictable ratios are the second most common cause of burnt pods we see, after high-VG shortfills.

Prefilled pod kits worth knowing

If, after all that, you’d still rather never touch a bottle, these are the prefilled systems our customers reorder pods for most. In each case the replacement pods are sold separately, so the battery lasts and only the pod goes in the bin.

Lost Mary BM6000 Prefilled Pod Kit

The big-puff prefilled kit most people pick. One pod gives up to 6000 puffs in the familiar Lost Mary flavour list, and the BM6000 replacement pods click on in seconds. We’ve written a full Lost Mary BM6000 refill pods guide covering flavours and how long each pod lasts.

1000mAh rechargeable battery, prefilled 2ml pod rated at 6,000 puffs, QUAQ mesh coil, 0mg, 10mg or 20mg nic salt.

IVG 2400 4-in-1 Prefilled Pod Kit

Four 600-puff pods in one device, so you rotate flavours without carrying four kits. The Reload 4-pack refreshes all four pods at once. Read our IVG 2400 4-in-1 review for the flavour combinations.

Rechargeable battery, 4 x 600-puff pods, mesh coils, 20mg nic salt.

Hayati Pro Max+ 6000 Prefilled Pod Kit

Hayati’s answer to the BM6000, with the same 6000-puff pod format and the Pro Max flavour range that was the best-selling big-puff line before the ban. Our Hayati Pro Max puff guide explains how the puff counts translate into days of use.

850mAh rechargeable battery, prefilled 2ml pod rated at 6,000 puffs, mesh coil, 20mg nic salt.

Vuse Pro Prefilled Pods

The odd one out, and the pick if 20mg is too much. Vuse Pro pods hold 2ml and come in 12mg and 18mg, one of the few mainstream prefilled systems with a choice below 20mg. Lost Mary BM6000 pods are the other, in 0mg, 10mg and 20mg. They’re pictured at the top of this page. Are Vuse Pro pods still worth buying weighs them against the big-puff kits.

Fits the Vuse Pro battery, 2ml pod, 12mg or 18mg nic salt, pack of two.

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