Zero complaints
Honestly, I was unsure at first but this has been great. Flavour is strong and lasts the full session. No complaints at all.
NastyThe Watermelon Ice Nasty Liq Nic Salts by Nasty Juice 10ml 20mg by Nasty in Watermelon Ice at 20mg. Free UK delivery over £20, same-day dispatch on weekday orders before 4pm.
Nasty Liq Nic Salts Watermelon Ice is a 10ml nicotine salt e-liquid from Nasty Juice, the Malaysia-founded brand that many UK vapers first met through its fruit-heavy shortfills. This bottle brings that fruit-first approach to a nic salt format at 20mg/ml (2%), the highest nicotine strength that can legally be sold for vaping in the UK. It is designed for low-power, mouth-to-lung devices such as refillable pod kits and slim pen-style starter kits. It is not meant for sub-ohm tanks or high-wattage mods.
The UK context shapes what you are buying. Nicotine e-liquid sold here is capped at 20mg/ml and at 10ml per bottle, and the same 20mg ceiling applied to the old disposable market, where the tank was also limited to 2ml. Single-use disposable vapes were banned from sale across the UK in June 2025, so refillable kits topped up from bottles like this one are now the mainstream route for adult smokers who want to switch. This product is a bottle of liquid, not a disposable: there is no battery, no coil and no charger in the box, and you supply the device.
Watermelon Ice is a two-part recipe. You get a sweet, juicy watermelon note on the inhale and a cooling finish on the exhale. There are no custards, candies or layered desserts to muddy the taste, and that restraint is what makes simple fruit-and-ice flavours easy to live with across a whole day rather than for a handful of puffs. If you are coming from a watermelon ice disposable, this is the refillable version of that flavour family, with the practical advantages of a refillable setup: typically more liquid for your money, replaceable coils and noticeably less waste.
This guide goes through the specifications, the flavour, how the liquid behaves in different devices, how to choose a nicotine strength, how to fill and use it, what to do when something goes wrong, and how the price and the product compare with the alternatives. A short summary first:
These are the facts that follow directly from the product listing, together with the practical figures that come from them. Where a figure is a range, it reflects normal behaviour for nic salt liquids in low-power devices, not a lab measurement of this specific bottle.
A quick note on what nicotine salt means, because it explains most of what follows. Nic salt is nicotine bound to an acid, commonly benzoic acid, which lowers the pH of the liquid. The practical result is that 20mg of salt nicotine feels noticeably gentler on the throat than 20mg of traditional freebase nicotine would. Nicotine salts also tend to be absorbed more quickly than freebase at a comparable strength, which is why many people who are switching from cigarettes find that small, low-power puffs feel satisfying, and why salts became the default choice for pod devices.
The 10ml size and the 20mg ceiling are not marketing choices. They are the legal limits for nicotine e-liquid in the UK. If you ever see a nicotine liquid claiming a higher strength or a bigger bottle, it is not something a UK retailer can lawfully sell as a nicotine product.
Always check the label on the bottle you receive. The VG/PG ratio, the ingredient list and the batch details are printed there, and they are the reference to rely on if anything on a web page differs. Nic salt liquids are generally formulated with a fairly balanced VG/PG split so that they wick well in small coils, but the label is the authority for this bottle.
Watermelon is one of the more popular fruit flavours in vaping, but it is also one of the least literal. Real watermelon is mostly water with a delicate sweetness, and that does not survive translation into a flavouring on its own. E-liquid watermelon therefore tends to lean toward the sweeter, slightly candied end of the spectrum, closer to the taste of a watermelon sweet than a slice from the fridge. Knowing that in advance is the easiest way to decide whether you will like it.
Here is how the flavour typically unfolds in a puff of Watermelon Ice:
The ice element is the part worth thinking about. Cooling agents in e-liquids are not the same as menthol, and the strength varies from one recipe to the next. In a fruit-and-ice flavour like this, the aim is a noticeable chill that complements the fruit rather than an arctic blast that overpowers it. Individual perception varies a lot: some people find a moderate chill gentle, others find the same chill sharp, especially at 20mg. If you are sensitive to cold flavours, start at a low wattage, because heat and cooling interact, and a hotter coil tends to push the coolness further forward.
Sweetness is the other variable. Sweet liquids are very pleasant for most people but they do leave more residue on the coil than lighter flavours. That is not a defect, it is simply how sugars and sweeteners behave when they are heated repeatedly. It does mean you should expect to change your coil or pod a little more often than you would with an unsweetened tobacco or menthol liquid, a point we return to in the coil section.
It is also useful to know what the flavour is not. It is not a dessert, a candy-floss blend or a multi-fruit mix. There are no berries, no citrus twist and no cream. That singleness of purpose is the appeal. If you want more going on, other fruit-and-ice options such as Peach Ice, Pineapple Ice or Cherry Ice from the same Nasty Liq range are worth a look, and we cover swapping flavours in the FAQs below.
Nicotine salts behave differently from the freebase liquids many longer-term vapers grew up with, and that shapes the experience in three ways: throat hit, vapour volume and how quickly the nicotine registers.
Throat hit. At 20mg, a nic salt delivers a smooth, controlled hit rather than the scratchy one you would get from 20mg of freebase. Many people describe it as a soft pressure at the back of the throat instead of a bite. The cooling note in Watermelon Ice adds a little to the sensation, so the overall impression is slightly sharper than a plain, non-ice fruit liquid at the same strength. If you find it too much, you have two easy adjustments: lower the power, or move to a lower nicotine strength.
Vapour. Salt liquids are made for compact devices, and compact devices make modest clouds. Expect thin, tidy vapour that dissipates quickly, not the thick clouds associated with high-VG liquids in sub-ohm tanks. This is a flavour-and-nicotine product, not a cloud product, and it is far more discreet in public as a result. If big clouds are what you want, a nicotine-free shortfill in a sub-ohm tank is the right route, not this bottle.
Puff delivery and bottle life. A pod kit typically uses somewhere between 0.003ml and 0.005ml of liquid per puff, depending on the device, the power and how long you hold the draw. At those rates a full 10ml bottle gives very roughly 2,000 to 3,000 puffs, and somewhat fewer if you vape at higher wattage or take long, slow draws. That is an estimate, not a guarantee, but it gives you a useful frame of reference: the bottle holds as much liquid as five of the old 2ml disposables, so it should comfortably outlast any single-use device you may have used before.
Remember that nicotine strength and bottle life are linked. At 20mg, many people find they need fewer puffs to feel satisfied than they would with a lower strength, which tends to stretch the bottle further. If you notice that you are chain-vaping, taking very frequent puffs without really noticing, it may be a sign that the strength is too low for you rather than that you simply like the flavour.
Since this is a liquid rather than a device, build quality here means the bottle, the seal and the labelling. UK rules for nicotine e-liquid are specific about these, and they are worth understanding because they affect how you handle the product day to day.
The fine nozzle is more useful than it sounds. Pod and pen kits have small fill ports, sometimes only a few millimetres across, and a poorly shaped nozzle makes filling messy. A thin tip lets you place the liquid precisely and fill slowly, which reduces air bubbles and flooding.
Treat the cap and nozzle as a system. After filling, wipe the nozzle clean, push the cap on firmly until it clicks or seats fully, and stand the bottle upright. Never leave a bottle lying on its side in a bag, because the pressure from a squeezed bottle or a warm pocket can push liquid past the seal.
Storage. Keep the bottle somewhere cool, dark and dry, away from direct sunlight and heat sources. Heat and light degrade nicotine and flavour compounds over time, which causes the liquid to darken and taste flatter. Most e-liquids carry a best-before date of roughly one to two years from manufacture, and the date on your bottle is the one to follow. A darker colour on its own is not necessarily a problem, since nicotine liquids naturally deepen with age, but a noticeably changed smell or taste is a good reason to retire the bottle.
Safety around the home. Nicotine liquid is harmful if swallowed or if it gets on skin or in eyes, and it is especially dangerous for children and pets. Store it out of reach, wipe up spills straight away and wash any skin contact with soap and water. If a child or animal swallows any, seek urgent medical help immediately.
Disposal. Empty bottles should be dealt with according to your local council guidance, because rules on rinsed plastic containers vary by area. Old devices, pods with built-in batteries and rechargeable cells should never go in household bins or kerbside recycling. UK shops that sell vapes are required to take back old devices and batteries, and most council recycling centres also have electrical and battery drop-off points, so use one of those.
This product has no battery of its own, so everything about power and charging depends on the kit you pair it with. That makes the choice of device the most important decision after the flavour. Nic salts are formulated for low-power use, and the following types of device suit them.
Under UK regulations, tanks and pods for nicotine vapes are limited to 2ml. That means one full 10ml bottle will fill a pod or tank about five times, which is a handy way to judge how long it will last.
Battery and charging basics. A 600mAh pod device, used at 12 to 15 watts, generally gives a full day of light to moderate use. Charging is almost always through USB-C, and a full charge normally takes 30 to 90 minutes depending on battery size. A few habits will extend battery life and keep things safe:
Power matters for flavour as well as battery life. Running a salt device at the top of its range burns through liquid faster, shortens coil life and intensifies the cooling, which can make Watermelon Ice taste harsher. A good starting point is around the middle of your device range, then adjust up or down by a watt at a time until the flavour and throat hit sit where you like them.
If you are coming from a closed pod system or a disposable, check whether your new refillable kit uses a mesh-style pod and what its resistance is. Most manufacturers print the recommended wattage and liquid type on the coil or pod, and following that guidance is more reliable than any general rule. When your kit reaches the end of its life, take it to a retailer or council drop-off point for electrical and battery recycling rather than throwing it away.
The coil is the heating element that turns liquid into vapour, and it has more influence on how Watermelon Ice tastes than most newcomers expect. The two main coil styles you will meet in pod and pen kits are mesh and traditional round-wire.
For a 20mg salt, you want a higher-resistance coil than you would use with a freebase shortfill. Resistance is measured in ohms, and a higher number means less current flows and less heat is produced at a given voltage. As a rough guide:
The surface area of mesh also matters for flavour. Because more of the liquid is in contact with a larger heating surface at a lower temperature, you tend to taste the fruit and cooling agent more distinctly and the sweetness is less likely to scorch. For a flavour like Watermelon Ice, where the whole point is a clean melon note with a fresh finish, mesh is generally the better match.
Coil life. Sweet liquids leave residue on the heating element as the sugars and sweeteners are repeatedly heated. A coil that starts to taste muted, slightly burnt or flat is telling you it has reached the end of its life. With a fruit-and-ice salt, a coil typically lasts one to two weeks of moderate use, though this depends heavily on power and puff frequency. Buying spare coils or pods at the same time as your first bottle saves you a frustrating gap.
Priming. A new coil must be fully saturated before you vape. After fitting it, add liquid, wait five to ten minutes so the cotton soaks through, and take a few gentle, short puffs without pressing fire for long. Skipping this step causes dry hits, which taste burnt and can ruin a new coil in minutes.
This listing is for the 20mg/ml strength, which is the highest legal limit in the UK. It is a strong choice and it is deliberately aimed at adult smokers and heavier vapers. Choosing the wrong strength is the most common reason people are unhappy with a nic salt, so it is worth spending a minute on this section.
As a general starting point, the amount you currently smoke or vape is the best guide:
It helps to understand how nic salts differ from the freebase liquids you may have used before. A 20mg salt does not feel like a 20mg freebase. Because it is smoother and absorbed quickly, it delivers satisfying nicotine at lower power and with a gentler throat hit, which is why salts are usually sold in 10mg and 20mg rather than the 3mg or 6mg typical of sub-ohm liquids. It also means you should not simply swap a freebase strength for a salt strength number for number.
Signs that your strength is too high include dizziness, nausea, a rapid heartbeat, headaches, a sweaty feeling or an uncomfortable throat hit. If you notice any of these, stop vaping, sit down, drink some water and consider stepping down in strength or lowering the power. Signs that it is too low are the opposite: you keep taking puffs, feel unsatisfied and find yourself reaching for a cigarette.
Many people use vaping as a stepping stone. A common approach is to switch fully from cigarettes at 20mg, then move to 12mg and 6mg over a few months if they wish to reduce. UK health bodies, including the NHS, say vaping is far less harmful than smoking but is not risk-free, and it is recommended for adults trying to quit smoking rather than as a lifestyle product. If you are pregnant, breastfeeding, have a heart condition or are taking medication, speak to a pharmacist or doctor before using any nicotine product.
Being honest about suitability is more useful than a sales pitch, so here is a straightforward view of who gets the most from this bottle and who should look elsewhere.
It is a good fit for:
It is probably not for you if:
There is also a middle group: people who have vaped for years on freebase liquids and are curious about salts. For this group, Watermelon Ice is a low-risk way to try the format, because the flavour is straightforward and the bottle is small. Buy a single 10ml bottle first rather than a multipack. If the strength and the cooling suit you, you can always return for more.
For anyone who is using vaping to quit smoking, the most important thing is that the product actually satisfies you. If it does not, you are far more likely to go back to cigarettes, so it is worth experimenting with strength and device until the habit feels sustainable. Local stop-smoking services in the UK can provide free behavioural support and advice, and they are an excellent complement to any vaping product.
Filling a refillable device takes a minute once you know the sequence. Follow these steps and most of the common problems, such as leaks, flooding and dry hits, never come up.
Drawing technique. Nic salts are designed for mouth-to-lung inhalation: draw the vapour into your mouth first, pause for a second, then inhale into the lungs, much as you would with a cigarette. Draws of two to three seconds are plenty. Longer, heavier draws deliver more nicotine than the liquid is designed for and can feel harsh.
Pacing yourself. A common mistake with a fast-acting 20mg salt is vaping continuously, which leads to dizziness, a dry mouth and a sore throat. Take a few puffs, wait, and judge how you feel before taking more. After a few days you will learn your own rhythm.
Hydration and oral care. Vaping can leave your mouth feeling dry, so keep water nearby. If the sweetness leaves a sticky feeling in your mouth, rinse with water after a session.
Do not mix with other flavours in your pod. Pods and tanks absorb flavour into their cotton and plastic. If you want to change flavours, it is cleaner to use a fresh pod or coil, or to run the old liquid out and flush the system with a few dry puffs. Mixing leftovers produces muddy tastes.
Do not top up with freebase liquid, shortfills or nicotine shots. These are formulated for different power levels and are not interchangeable with salt devices. Using the wrong liquid in the wrong device can give a harsh, uncomfortable experience or an unintended nicotine dose.
Most issues with salt liquids come down to a handful of causes. Here are the problems we hear about most and how to deal with them.
If a problem does not match any of the above, or if you think the bottle itself is faulty, stop using it and contact us with your order number, a photo and the batch number from the label. We would rather replace a bottle than have you put up with a poor experience.
As a general habit, keep a spare coil or pod on hand, wipe the device regularly and avoid leaving it in the bottom of a bag where it can be crushed or heated. Most problems are preventable with that small amount of care.
The honest way to judge value on an e-liquid is cost per millilitre, then how long it lasts for the way you vape, then whether you genuinely enjoy the flavour. On the first two, a 10ml nic salt bottle normally sits in the low single-digit pounds, and promotions or multi-buy offers can bring the per-bottle cost down further. For a moderate user getting five to ten days from a bottle, that is typically far cheaper than a pack of cigarettes, which now costs upwards of fifteen pounds, and generally cheaper than the old disposable habit it replaces once the cost of the kit and coils is spread over time.
The kit is the part of the cost people overlook. You will need a refillable device and replacement coils or pods, so the first purchase is higher than the liquid alone. Over a few weeks the refillable route usually works out as better value than single-use alternatives, and it produces far less waste, since you are discarding a small coil or pod rather than an entire device with a lithium cell inside.
How does Watermelon Ice compare with other 10ml nic salts? Here is a fair assessment.
Where this bottle stands out is simplicity: one fruit, one cooling note and a full-strength nic salt in the legal 10ml size, without gimmicks. Where it may not suit is if you prefer very low cooling, dessert complexity or a lower nicotine strength. Buying one bottle first, rather than a multipack, is a sensible way to confirm you like the taste before you commit.
Finally, bear in mind that value is not only about price. A liquid you enjoy is one you will actually use in place of cigarettes, and that is where the real saving and the real health benefit come from. A cheaper liquid you dislike is no bargain if you end up buying cigarettes as well.
| Brand | Nasty |
|---|---|
| Product type | E-Liquid |
| Nicotine strength | 20mg |
| Available flavours | 1 (Watermelon Ice) |
| Price | £0.99 |
| Availability | In stock — same-day dispatch |
| Compliance | UK TPD-compliant, MHRA-registered |
Nasty Juice is a long-established fruit-forward shortfill brand — the Modmate series and Shisha range have been shop regulars for years. Bright, uncomplicated flavour profiles.
If you smoke around 15 or more cigarettes a day, or you are moving from a 20mg disposable, 20mg nic salt is a sensible starting point. Lighter smokers often prefer 10mg or 12mg, and non-smokers should not use nicotine at all. If you feel dizzy, nauseous or get a harsh throat hit, lower the power or choose a lower strength.
No. This is a 10ml bottle of nic salt e-liquid only, so there is nothing to charge. You need a separate refillable pod or pen kit, which you charge with its own USB-C cable. A full charge typically takes 30 to 90 minutes, and you should never leave a device charging unattended.
Nasty Liq comes in a range of other fruit and ice flavours, including Peach Ice, Pineapple Ice and Cherry Ice, and some flavours are available in other strengths, so check each listing. To change flavour cleanly, fit a fresh pod or coil, because cotton and plastic hold on to the previous taste. Do not mix different liquids in the same pod.
As a rough guide, a moderate user gets five to ten days from a 10ml bottle, which works out at very roughly 1,500 to 3,000 puffs. Heavy use, higher wattage and long draws shorten that, while light use stretches it to two weeks or more. A bottle holds as much liquid as about five of the old 2ml disposables.
A 10ml nic salt usually costs a few pounds, which is far less than a pack of cigarettes and generally cheaper per puff than the single-use vapes it replaces. The upfront cost of a refillable kit and replacement coils is the main extra expense. Over several weeks, the refillable route normally costs less and creates less waste.
Anyone under 18, anyone who does not currently smoke or vape, and anyone who is pregnant, breastfeeding or has a heart condition should not use it without first speaking to a healthcare professional. It is also the wrong choice for people who want a nicotine-free liquid, a large-cloud sub-ohm liquid or a throwaway device.
It is not recommended. Nic salts are made for low-power devices with coils of roughly 0.6 to 1.2 ohm at about 8 to 20 watts. In a sub-ohm tank at high power, a 20mg salt delivers far more nicotine per puff than intended and feels harsh. Use a nicotine-free shortfill for that style of device.
Keep it upright in a cool, dark, dry place away from sunlight and heat, and well out of reach of children and pets. Most e-liquids have a best-before date of around one to two years from manufacture, so follow the date printed on your bottle. Dispose of empties according to local council guidance.
We deliver to UK addresses. Because this product contains nicotine, you must be 18 or over, and age verification may be requested at checkout and on delivery. Check our delivery page for the current options, timings and cut-off times before you order.
E-liquid is a consumable, so it does not carry a warranty the way a device does. If your bottle arrives damaged, leaking, incorrect or with a broken seal, contact us promptly with your order number, photos and the batch number and we will put it right. For safety and hygiene, opened bottles generally cannot be returned unless faulty, so check our returns page for the exact terms.
Royal Mail Tracked 24 (Next-Day): £1.99, FREE on orders over £20.
DPD Next Working Day: £3.99 (£2.99 over £20), FREE over £100.
Same-day dispatch on orders placed before 4pm Mon-Fri. See our delivery page for full details.
Honestly, I was unsure at first but this has been great. Flavour is strong and lasts the full session. No complaints at all.
Excellent all round. Will absolutely be ordering again. Customer service was helpful too.
Can't fault it. Quality is there, flavour is there, delivery was quick. What more could you want.
Picked this up on the multibuy deal and I'm stocked up for a while. Flavours are all on point.
Great product for the price point. Works exactly as advertised. No surprises, just a solid vape.
Not too strong, not too mild — just right. Good for all day use without being overpowering.
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