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18 mg E-liquid
Shop our complete range of 18mg e-liquid, featuring all of the vape juices available at Simply ELiquid with 18 mg of nicotine per ml. This is one of the stronger e-liquid strengths available in the UK and is particularly well suited to compact, low-powered vape kits that produce a relatively small amount of vapour with each puff.
Our 18 mg vape juice collection includes tobacco, menthol, fruit, sweets and other popular flavours for mouth-to-lung vaping. If you prefer a strong nicotine experience and a more noticeable throat hit, 18mg can be an excellent match for a refillable pod, vape pen or traditional MTL starter kit. Spend over £30 for free UK delivery, and orders placed before 2 PM on weekdays are eligible for same-day dispatch.
Nicotine Strength Guide
18mg E-Liquid: Strong Nicotine for Low-Powered MTL Vapes
18mg e-liquid contains 18 milligrams of nicotine per millilitre, putting it close to the upper end of the nicotine strengths commonly available in the UK. Rather than being designed for large clouds, this strength works best when a compact device produces a relatively small quantity of vapour with each puff.
Traditional 18mg freebase e-liquid also provides a pronounced throat hit. If you like a tight MTL draw, short puffs and a strong nicotine sensation, this strength can provide a very different experience from smoother, lower-strength vape juice.
Why Choose 18mg Vape Juice?
A high nicotine concentration allows a low-powered device to deliver a satisfying experience without vaporising a large amount of e-liquid. This makes 18 mg vape juice particularly appropriate for traditional mouth-to-lung vaping.
You Want Strong Nicotine Delivery
If lower-strength e-liquid leaves you vaping almost continuously, 18mg provides substantially more nicotine in every millilitre and can make shorter vaping sessions feel more satisfying.
You Prefer a Firm Throat Hit
At 18mg, freebase nicotine produces a very noticeable throat sensation. Some vapers specifically prefer this stronger, sharper character rather than the softer feel associated with nic salts.
You Use a Small MTL Vape
Compact pod kits and vape pens produce relatively little vapour per puff, making them a natural match for high-strength e-liquid. You can get plenty of nicotine without needing high wattage or large clouds.
You Prefer Short, Infrequent Puffs
A stronger liquid can suit people who would rather take a few short MTL puffs when needed than use a lower-strength vape almost continuously throughout the day.
What Does 18mg E-Liquid Feel Like?
Eighteen milligrams is a strong nicotine concentration, and the difference is particularly obvious with traditional freebase e-liquid. Nicotine becomes an important part of the overall sensation rather than simply sitting in the background behind the flavour.
Expect a much firmer inhale than you'd get from 3mg or 6mg vape juice. Tobacco, menthol and higher-PG liquids can make the sensation even more pronounced.
Nicotine Sensation
Strong. A relatively small amount of vapour can deliver a substantial nicotine experience, which is why this strength is generally paired with low-output equipment.
Throat Hit
Usually pronounced with freebase nicotine. If throat hit is one of the things you enjoy about vaping, 18mg provides considerably more of it than lower-strength liquids.
Flavour
Flavour remains important, but the strong nicotine sensation becomes a bigger part of the experience. Tobacco and menthol profiles can feel especially bold at this strength.
Vapour Production
Usually modest. Stronger e-liquids are intended to provide satisfaction without large clouds, so 18mg is best paired with equipment that vaporises relatively little liquid at once.
What Vape Is Best for 18mg E-Liquid?
The ideal device for 18mg e-liquid is small, relatively low powered and designed for mouth-to-lung vaping. Higher-resistance coils and restricted airflow help keep vapour production under control and make a strong nicotine concentration comfortable to use.
MTL Pod Kits
A refillable MTL pod is one of the best matches for 18mg vape juice. Choose a higher-resistance pod, use relatively low power and keep the airflow fairly restricted for a controlled, concentrated puff.
Vape Pens & Starter Kits
Traditional vape pens and simple starter kits also work well, especially when they're designed for 50/50 e-liquid and use higher-resistance coils with modest wattage requirements.
RDL & DTL Kits
18mg is generally unsuitable for airy, high-output vaping. RDL and DTL devices vaporise much more e-liquid per puff, which can make a nicotine concentration this high unpleasantly intense.
Higher nicotine calls for lower vapour output. With 18mg e-liquid, the goal isn't to produce the biggest cloud. A small amount of concentrated vapour from an MTL device provides a much more appropriate balance.
18mg Freebase E-Liquid and Throat Hit
Throat hit is one of the defining characteristics of 18mg traditional e-liquid. Freebase nicotine naturally creates more sensation as the concentration increases, and 18mg sits toward the strong end of the scale.
This can be appealing if you actively enjoy a firm sensation at the back of the throat. Combined with restricted MTL airflow, it creates a short, concentrated puff that feels very different from the smooth, airy experience of low-strength DTL vaping.
If the throat hit feels excessive, however, that doesn't necessarily mean you need to abandon higher-strength nicotine entirely. Nic salt e-liquid is generally smoother at higher strengths and may provide a more comfortable alternative.
18mg doesn't always feel the same. Nicotine type, VG/PG ratio, flavour, airflow and coil temperature all affect the experience. An 18mg freebase liquid will usually feel considerably sharper than a comparable nic salt.
Why 18mg Works So Well for MTL Vaping
Mouth-to-lung vaping uses a tight airflow and relatively small puffs. You draw the vapour into your mouth first and then inhale it, rather than inhaling a large volume of vapour directly into your lungs.
This style is particularly appropriate for stronger e-liquid because relatively little liquid is vaporised at once. The higher nicotine concentration compensates for the lower vapour output, allowing a compact device to provide a strong experience without needing much power.
Look for a refillable pod or compact vape kit designed for 50/50 e-liquid, higher-resistance coils and MTL use.
Is 18mg E-Liquid Strong?
Yes. At 18mg/ml, this is one of the stronger nicotine concentrations commonly used in bottled UK e-liquid. It contains three times as much nicotine per millilitre as 6mg vape juice and six times as much as 3mg.
That comparison doesn't mean 18mg is inherently excessive. Strength and vapour output need to be considered together. A low-powered MTL device can make 18mg entirely manageable, while the same concentration would be inappropriate for a powerful cloud-producing setup.
12mg
A strong MTL strength with less nicotine and a somewhat milder freebase throat hit. It can be a good alternative if 18mg feels too intense.
18mg
A high-strength option for low-output MTL devices, with substantial nicotine delivery and a pronounced throat hit when using freebase e-liquid.
20mg
Slightly higher in nicotine and especially common in nic salt ranges, where the formulation provides a smoother feel despite the high concentration.
18mg Freebase vs 20mg Nic Salts
These strengths are numerically close, but they can provide surprisingly different vaping experiences because they're commonly sold in different nicotine formats.
18mg Freebase E-Liquid
Traditional 18mg freebase vape juice provides a pronounced throat hit alongside strong nicotine delivery. It's particularly suited to vapers who enjoy that sharper sensation.
20mg Nic Salts
20mg nic salts contain slightly more nicotine but are formulated for a smoother inhale. They're widely used in modern pod systems by people who want high-strength nicotine without such a prominent throat hit.
If you enjoy the physical throat sensation of traditional e-liquid, 18mg freebase may be the better choice. If smoothness is more important, a high-strength nic salt may suit you better even though its nicotine concentration is slightly higher.
Should You Choose 12mg or 18mg E-Liquid?
If you're choosing between two traditional freebase strengths, the main differences are nicotine intensity and throat hit.
Choose 12mg If...
You want strong nicotine delivery but find 18mg too sharp, vape fairly frequently throughout the day or have already begun reducing your nicotine strength.
Choose 18mg If...
You have higher nicotine requirements, prefer a pronounced throat hit and use a compact low-powered MTL device that produces relatively little vapour.
If 18mg feels uncomfortable, don't try to force it. A strong nicotine level should still feel comfortable in normal use. Shorter puffs, lower power or a move down to 12mg e-liquid can provide a gentler experience.
Who Is 18mg E-Liquid Best For?
Higher-Nicotine MTL Vapers
Eighteen milligrams is designed for people who want substantial nicotine delivery from a small amount of vapour rather than using a powerful device.
Fans of Traditional Throat Hit
If you prefer a distinct nicotine sensation rather than an exceptionally smooth inhale, strong freebase e-liquid provides plenty of character.
Users of Compact Vape Kits
Small MTL pods, vape pens and traditional starter kits are natural partners for 18mg because they keep vapour production relatively low.
People Who Find 12mg Too Mild
If your device suits stronger e-liquid but 12mg doesn't provide the nicotine experience you're looking for, 18mg offers a significant step up.
Can You Use 18mg E-Liquid in a Pod Vape?
Yes. In fact, a refillable MTL pod can be one of the best devices for 18mg e-liquid. The important thing is choosing the right pod and coil.
Look for higher resistance, relatively low wattage and a restricted MTL draw. Balanced 50/50 e-liquid also wicks efficiently in the smaller coils commonly found in this type of device.
Avoid using 18mg with low-resistance pods designed for powerful RDL vaping. Increasing the amount of vapour produced with each puff also increases the amount of nicotine-containing e-liquid being vaporised, which can make this strength feel far too intense.
Frequently Asked Questions About 18mg E-Liquid
What does 18mg mean in e-liquid?
18mg e-liquid contains 18 milligrams of nicotine per millilitre. A 10ml bottle at this strength therefore contains 180mg of nicotine in total.
Is 18mg e-liquid strong?
Yes. Eighteen milligrams is a high nicotine concentration and is generally intended for low-powered MTL devices that produce a relatively small amount of vapour with each puff.
What vape should I use with 18mg e-liquid?
A compact refillable MTL pod, vape pen or low-powered starter kit is usually the best choice. Higher-resistance coils and restricted airflow are particularly suitable.
Can I use 18mg e-liquid in a pod vape?
Yes. Choose a pod designed for mouth-to-lung vaping and 50/50 e-liquid. Avoid high-powered, low-resistance pods that generate much larger amounts of vapour.
Can I use 18mg e-liquid for sub-ohm vaping?
18mg is generally unsuitable for powerful sub-ohm and DTL devices. Those setups vaporise too much e-liquid per puff for a nicotine concentration this high. Lower-strength e-liquid is normally much more appropriate.
Does 18mg e-liquid have a strong throat hit?
Traditional 18mg freebase e-liquid generally provides a pronounced throat hit. PG content, menthol, flavour, temperature and airflow can make the sensation feel stronger or softer.
What's the difference between 18mg freebase and 20mg nic salts?
Although the nicotine concentrations are close, freebase and nic salts feel different. An 18mg freebase liquid usually produces a stronger throat hit, while 20mg nic salts are formulated to provide a smoother inhale.
Should I choose 12mg or 18mg e-liquid?
Choose 12mg if you want a somewhat milder nicotine experience or find the throat hit from 18mg too strong. Choose 18mg if you have higher nicotine requirements and prefer a firmer sensation from a low-output MTL device.