Nic UP

Shop for the latest & greatest Nic UP Products from Legion Of Vapers.

Nic Up is a UK-compliant range of unflavoured nicotine shots designed to work with shortfill e-liquids. If you have a 50ml bottle of 0mg shortfill and want to add nicotine, a Nic Up shot is how you do it. Each 10ml bottle contains 18mg freebase nicotine in a choice of VG/PG ratios: 50/50, 70/30, and 80/20. Adding one shot to a 50ml shortfill gives you a 60ml bottle at 3mg nicotine strength, comfortably within the UK legal limit of 20mg/ml for nicotine-containing e-liquid.
Nic Up keeps things simple: no flavour, no fuss, just a clean nicotine base that lets your shortfill’s flavour do the talking. The different ratios mean you can match the shot to your vaping style rather than hoping a one-size-fits-all option does the job. We stock the full Nic Up range here at Legion Of Vapers, sourced through authorised UK distributors, so you know exactly what you are getting.

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Why Nic UP Is Renowned

Nic Up has built a straightforward reputation in the shortfill market by doing one thing well: delivering a clean, consistent nicotine base without interfering with your chosen e-liquid’s flavour. It uses freebase nicotine and offers three VG/PG ratios so the shot actually suits the kit you are running.

  • Clean, unflavoured formula – your shortfill flavour stays intact
  • Three ratio options (50/50, 70/30, 80/20) to match different devices and e-liquids
  • 18mg strength per 10ml bottle – designed to hit 3mg when added to a 50ml shortfill
  • UK-compliant formulation: nicotine content stays well within the 20mg/ml legal limit after mixing
  • Freebase nicotine for a familiar throat hit
  • Compatible with any 50ml 0mg shortfill from any brand
  • Simple, consistent results every time

Nic Up’s three-ratio range is one of the few nic shot lines that lets you tailor the mix to your hardware rather than working around it.

Explore All Nic UP Product Types

Nic Up 50/50 Nicotine Shots

The 50/50 ratio (equal parts vegetable glycerine and propylene glycol) produces a firmer throat hit and works well with lower-powered MTL devices and older pen-style kits. If you are switching from cigarettes and want a vape that has a bit of bite to it, this is where to start. Adding a 50/50 shot to a 50/50 shortfill keeps the final blend balanced and consistent. It’s also the ratio closest to what most cigarette smokers describe as satisfying.

Nic Up 70/30 Nicotine Shots

The 70/30 mix (70% VG, 30% PG) is the middle-ground option and the most versatile of the three. It works well with most refillable pod kits and mid-range sub-ohm coils running between 0.4Ω and 0.8Ω. The higher VG content softens the throat hit slightly compared to 50/50 while keeping enough PG to carry the flavour cleanly. Not sure which ratio to pick? This is a solid starting point for most shortfill setups.

Nic Up 80/20 Nicotine Shots

The 80/20 ratio (80% VG, 20% PG) is built for high-VG setups – sub-ohm tanks, cloud-focused pod mods, and DTL vaping styles. Pairing an 80/20 shot with a high-VG shortfill keeps the final blend consistent and prevents the thin, watery vape you can get when mixing mismatched ratios. Coils running below 0.3Ω will perform better with this ratio than with a 50/50 shot.

Why Buy Nic UP from Legion Of Vapers?

100% Genuine UK Stock

With hundreds of verified reviews and a loyal UK customer base, Legion of Vapers is a vape shop people come back to.

Great Prices & Deals

Shop vape kits, pods, coils, tanks, mods, shortfills, nic salts and accessories, all in one place.

Speedy UK Shipping

Order before 3:30pm Monday to Friday and we dispatch the same day. Most UK orders arrive in 1 to 2 working days.

Expert Customer Support

Need help choosing a kit, matching coils, or picking the right liquid for your style? Message us. You’ll get proper advice from a UK-based team.

Why Nic Up Is a Go-To Choice for Shortfill Vapers

Nic Up has built a straightforward reputation in the shortfill market by doing one thing well: delivering a clean, consistent nicotine base without interfering with your chosen e-liquid’s flavour. It uses freebase nicotine and offers three VG/PG ratios so the shot actually suits the kit you are running.

  • Clean, unflavoured formula – your shortfill flavour stays intact
  • Three ratio options (50/50, 70/30, 80/20) to match different devices and e-liquids
  • 18mg strength per 10ml bottle – designed to hit 3mg when added to a 50ml shortfill
  • UK-compliant formulation: nicotine content stays well within the 20mg/ml legal limit after mixing
  • Freebase nicotine for a familiar throat hit
  • Compatible with any 50ml 0mg shortfill from any brand
  • Simple, consistent results every time

Nic Up’s three-ratio range is one of the few nic shot lines that lets you tailor the mix to your hardware rather than working around it.

Explore the Nic Up Range

We carry every variant in the Nic Up nicotine shot range, so whether you are running a tight-draw MTL pod or a high-powered sub-ohm tank, there is a ratio here that suits how you vape.

Nic Up 50/50 Nicotine Shots

The 50/50 ratio (equal parts vegetable glycerine and propylene glycol) produces a firmer throat hit and works well with lower-powered MTL devices and older pen-style kits. If you are switching from cigarettes and want a vape that has a bit of bite to it, this is where to start. Adding a 50/50 shot to a 50/50 shortfill keeps the final blend balanced and consistent. It’s also the ratio closest to what most cigarette smokers describe as satisfying.

Nic Up 70/30 Nicotine Shots

The 70/30 mix (70% VG, 30% PG) is the middle-ground option and the most versatile of the three. It works well with most refillable pod kits and mid-range sub-ohm coils running between 0.4Ω and 0.8Ω. The higher VG content softens the throat hit slightly compared to 50/50 while keeping enough PG to carry the flavour cleanly. Not sure which ratio to pick? This is a solid starting point for most shortfill setups.

Nic Up 80/20 Nicotine Shots

The 80/20 ratio (80% VG, 20% PG) is built for high-VG setups – sub-ohm tanks, cloud-focused pod mods, and DTL vaping styles. Pairing an 80/20 shot with a high-VG shortfill keeps the final blend consistent and prevents the thin, watery vape you can get when mixing mismatched ratios. Coils running below 0.3Ω will perform better with this ratio than with a 50/50 shot.

How to Use a Nic Up Nicotine Shot

This is the part that trips up most first-time shortfill users. It’s simpler than it looks.

  1. Buy a 50ml shortfill in 0mg nicotine strength. Most shortfills are sold with space left in the bottle specifically for a nic shot.
  2. Choose the right Nic Up ratio for your device (see the section above).
  3. Open both bottles and pour the entire 10ml Nic Up shot into the 50ml shortfill bottle.
  4. Replace the cap and shake the bottle firmly for 30 to 60 seconds.
  5. Leave it to settle for a few minutes before filling your tank or pod.
  6. You now have 60ml of e-liquid at approximately 3mg nicotine strength.

The maths behind it: 10ml at 18mg added to 50ml at 0mg gives you 60ml total. 18mg divided by 6 (because 10ml is one-sixth of 60ml) equals 3mg. That is the standard result and it sits well within the UK legal limit of 20mg/ml for nicotine e-liquid.

For more detail on shortfills and how they work, read our guide to using shortfills.

Choosing the Right Nic Up Ratio for Your Setup

The ratio of your nic shot matters more than most people realise. Get it wrong and you can end up with a mix that fires badly on your coil, mutes the flavour, or feels too harsh. Here is how to match it to your vaping style.

MTL Vapers and Pen Kits

Go with 50/50. MTL devices, pen vapes, and low-wattage pod kits already work best with 50/50 or higher-PG e-liquids. A 50/50 Nic Up shot maintains the right viscosity for the coil and delivers the firmer throat hit that MTL vapers tend to prefer. Pairing it with a 50/50 shortfill keeps everything consistent.

Pod Mod and Mid-Wattage Vapers

Go with 70/30. Running a refillable pod kit or a mid-range setup between around 20W and 50W? The 70/30 ratio is the natural fit. It blends cleanly into most shortfills, softens the throat hit slightly, and still carries flavour well. For guidance on what e-liquid suits your device type, our VG and PG guide is worth a read.

Sub-Ohm and DTL Vapers

Go with 80/20. High-VG shortfills (those at 70/30 or 80/20 themselves) need a matching nic shot to keep the blend right. Adding a 50/50 shot to an 80/20 shortfill will noticeably thin the mix, reduce cloud production, and can cause dry hits on low-resistance coils. The 80/20 Nic Up shot keeps your final blend thick and suited to the way sub-ohm coils are designed to fire.

Switchers from Cigarettes

Start with 50/50 and 3mg. If you have just moved from smoking and are using a shortfill for the first time, a 50/50 Nic Up shot in a 50ml shortfill gives you a 3mg result with a noticeable throat hit. For most people making that switch on a refillable kit, 3mg is a reasonable starting point. You can read more about picking the right nicotine strength in our nicotine strength guide.

Why Buy Nic Up from Legion Of Vapers?

100% Genuine UK Stock

Every Nic Up shot we sell is sourced through authorised UK distributors only. We do not buy from grey-market suppliers or overseas wholesalers. When you are adding a nicotine ingredient directly to your e-liquid, knowing the product is genuine and correctly labelled matters. All Nic Up products we carry are fully UK TPD-compliant.

Great Prices and Multi-Buy Options

We keep our nic shot pricing competitive and regularly run multi-buy deals across our nicotine shots range. Mixing shortfills regularly? Stocking up on Nic Up shots in bulk is one of the easiest ways to cut your weekly vaping costs. Check our shortfills range too – buying shortfills and shots together in one order saves on delivery.

Fast UK Dispatch

We dispatch orders quickly so you are not waiting around. Free delivery is available on qualifying orders. Check our delivery page for current thresholds and timescales.

Advice from Vapers Who Actually Use This Stuff

Our team vapes every day and we have mixed more than a few shortfills ourselves. If you are not sure which ratio to pick for your kit, or you want a recommendation on which shortfills pair well with a Nic Up shot, drop us a message and you will get a straight answer from someone who has actually done it. We are not a call centre – we are vapers who happen to run a shop.

Nic UP FAQs

Explore our answers to some frequently asked questions.

What is a Nic Up nicotine shot?

A Nic Up shot is an unflavoured 10ml bottle of 18mg freebase nicotine in a specific VG/PG ratio. It is designed to be added to a 50ml 0mg shortfill e-liquid to create a 60ml bottle at approximately 3mg nicotine strength. It should not be vaped on its own.

Which Nic Up ratio should I choose?

It depends on your device. Use 50/50 for MTL and pen kits, 70/30 for mid-wattage pod mods, and 80/20 for sub-ohm or DTL setups. Matching the ratio to your shortfill’s VG/PG blend gives the cleanest result and avoids thinning the mix or affecting coil performance.

Will adding a Nic Up shot change the flavour of my shortfill?

No. Nic Up shots are completely unflavoured. The only things that change are the nicotine strength and the overall VG/PG ratio of the final mix. Your shortfill’s flavour profile remains intact.

Can I add two Nic Up shots to one shortfill?

Standard 50ml shortfills are designed for one 10ml shot, with space left in the bottle for exactly that. Adding a second shot would overfill the bottle and significantly alter the nicotine strength. One shot to one 50ml shortfill is the intended use.

Does the VG/PG ratio of the shot affect cloud production or throat hit?

Yes, noticeably. Higher VG ratios (80/20) produce more vapour and a smoother hit. Higher PG ratios (50/50) produce less cloud but deliver a firmer throat hit. If you are chasing clouds on a sub-ohm setup, go 80/20. For a sharper throat hit on an MTL device, go 50/50.

Are Nic Up shots compatible with any shortfill brand?

Yes. Because Nic Up shots are unflavoured, they work with any 50ml 0mg shortfill regardless of brand. Just match the VG/PG ratio of the shot to your shortfill and device type for the best result.

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