How to Mix Nic Shots with Shortfill: A Simple Step-by-Step Guide

Staring at a bottle of premium shortfill e-liquid and a nic shot, wondering how to combine them without a sticky mess or ruining the flavour? You're not alone. Mastering how to mix nic shot with shortfill is the most cost-effective way to enjoy larger bottles of your favourite vape juice, giving you total control over your nicotine intake. It’s a simple skill that unlocks significant savings compared to buying smaller 10ml bottles and ensures you always have a supply of premium e-liquid ready to go.

Forget the guesswork and the risk of spills. This guide is your ultimate resource for getting it right every single time. We provide a simple step-by-step process and an easy-to-use calculator to help you achieve the perfect nicotine strength, whether you prefer 3mg or 6mg. You'll learn the correct, mess-free technique and say goodbye to confusion over terms like 'steeping'. Get ready to confidently create a perfectly blended, flavourful vape that's customised just for you.

Understanding the Basics: What Are Shortfills and Nic Shots?

If you've ever wondered why you can't buy a large 100ml bottle of e-liquid with nicotine straight off the shelf, the answer lies in UK regulations. This is where shortfills and nic shots come in, providing a simple and cost-effective solution for vapers. Mastering how to mix nic shot with shortfill is an essential skill for getting more value and volume from your favourite e-liquid flavours.

A shortfill is a large bottle of nicotine-free e-liquid that is intentionally underfilled-or 'short filled'-to leave space for nicotine to be added. For example, you'll find 50ml of e-liquid in a 60ml bottle. A nic shot (or nicotine shot) is a 10ml, TPD-compliant bottle of concentrated, flavourless nicotine designed to be added to that space. This system offers several key benefits:

• Cost-Effectiveness: Buying in larger volumes is significantly cheaper than purchasing multiple 10ml bottles.
• More E-Liquid: Get 60ml, 120ml, or even larger bottles of your go-to vape juice.
• Flavour Variety: Our extensive collection of shortfills covers every flavour profile imaginable.

Most shortfills feature a higher VG (Vegetable Glycerin) content, typically a 70/30 VG/PG ratio. This blend is perfect for sub-ohm vaping, producing dense vapour clouds and delivering excellent flavour. These e-liquids are a core component of the modern Electronic cigarette, and understanding them is simple.

Why Can't I Just Buy Large Bottles With Nicotine?

The reason is the Tobacco Products Directive (TPD), a set of regulations introduced in the UK in 2017. A key rule of this directive states that any e-liquid containing nicotine can only be sold in bottles with a maximum capacity of 10ml. The vaping industry quickly innovated with shortfills, creating a clever and perfectly legal solution that allows vapers to buy their e-liquid in larger quantities while adhering to the law.

Different Types of Nic Shots Explained

Choosing the right nic shot allows you to customise your vape experience. While they all add nicotine, they deliver it in different ways. Here are the main types you'll find at Vape Center:

• Freebase Nicotine Shots: This is the standard choice for most vapers. It provides a distinct and satisfying throat hit that many ex-smokers look for.
• Nic Salt Shots: Nicotine salts offer a much smoother throat hit, even at higher nicotine strengths. They are also absorbed by the body faster, delivering a quick and satisfying nicotine rush.
• Ice / Menthol Shots: Perfect for customisation, these shots add a cool, icy, or menthol blast to any shortfill flavour. Turn your favourite fruit e-liquid into a refreshing summer vape.

The Essential Mixing Chart: How Many Nic Shots Do You Need?

If you're already familiar with the basics and just need the numbers, this is your quick reference guide. The calculations below show you exactly how to mix nic shot with shortfill e-liquids using the UK standard: 10ml nicotine shots at an 18mg or 20mg strength. Before you start, always double-check the size of your shortfill bottle to ensure you have enough space.

Mixing with a 50ml Shortfill (in a 60ml bottle)

This is the most common setup for vapers trying a new flavour. A 50ml shortfill is supplied in a 60ml bottle, leaving exactly 10ml of space for your nic shot.

• To get 3mg strength: Add one 18mg, 10ml nic shot. This will fill the bottle perfectly, giving you 60ml of 3mg e-liquid.
• To get 6mg strength: This requires two nic shots. Since they won't fit in the original bottle, you must pour the shortfill and both shots into a larger, separate mixing bottle.

Mixing with a 100ml Shortfill (in a 120ml bottle)

Ideal for stocking up on your favourite all-day vape. A 100ml shortfill comes in a 120ml bottle, with 20ml of space ready for two nicotine shots.

• To get 3mg strength: Add two 18mg, 10ml nic shots. This fills the bottle to the top, creating 120ml of premium 3mg e-liquid.
• To get 6mg strength: You would need to add four nic shots. This requires a larger mixing bottle and can significantly dilute the e-liquid’s flavour profile.

A key thing to remember is the impact on flavour. While you can achieve strengths like 6mg, adding that much unflavoured nicotine base can mute the carefully crafted taste of your e-liquid. This is why most vapers stick to 3mg. Understanding the components you're using is crucial for a safe and satisfying experience; for a comprehensive overview of these products, you can review the information provided by the FDA on E-Cigarettes. Ready to create your perfect blend? Shop our full range of Shortfills and Nic Shots here.

Your Step-by-Step Guide to Mixing E-Liquid Perfectly

Ready to create your perfect vape juice? This foolproof guide breaks down exactly how to mix nic shot with shortfill in four simple steps. Before you begin, find a stable, flat surface that’s easy to wipe down, like a kitchen counter. This will make any potential clean-up quick and simple.

Step 1: Get Your Gear Ready

Preparation is key to a smooth and clean process. Gather everything you need before you start. For your safety, especially if you have children or pets, we recommend wearing protective gloves and following official FDA safety guidelines for handling nicotine products.

• Your shortfill e-liquid bottle
• Your 10ml nicotine shot(s)
• A paper towel for any drips
• Optional: Protective gloves
• Optional: A shortfill bottle opener tool

Pro-Tip: Ensure both your shortfill and nic shot are at room temperature. This makes the liquids less viscous and much easier to pour.

Step 2: Open the Shortfill Bottle

The trickiest part for most beginners is removing the large plastic nozzle (or nib) from the top of the shortfill bottle. These are fitted tightly to prevent leaks. The easiest method is to use a dedicated shortfill bottle opener. Alternatively, you can carefully wedge a flathead screwdriver under the rim of the nozzle and gently pry it upwards. Be careful not to apply too much force to avoid damaging the plastic or spilling your e-liquid.

Step 3: Add the Nicotine Shot

With the shortfill bottle open, it’s time to add the nicotine. Unscrew the cap and tamper-evident seal from your nic shot bottle. Carefully insert the thin nozzle of the nic shot into the opening of the larger shortfill bottle. Squeeze the nic shot bottle firmly and consistently until it is completely empty. This ensures you achieve the correct final nicotine strength for your e-liquid.

This manual filling process mirrors the automated systems used in large-scale production. For industries that need to package products quickly and accurately, automated solutions from specialists like Choice Bagging Equipment are essential for ensuring consistency and efficiency.

Step 4: Seal and Shake Vigorously

Once all the nicotine has been added, place the large shortfill nozzle back onto the bottle. Press down firmly until you hear or feel it click securely into place. Screw the main cap on tightly. Now, shake the bottle vigorously for at least one to two full minutes. This crucial step ensures the denser nicotine base is evenly distributed throughout the e-liquid, providing a consistent and satisfying vape from the very first puff.

After the Shake: Steeping, Storage, and Pro-Tips

You've successfully mixed your shortfill and nic shot. While you can often start vaping right away, a few extra steps can elevate your experience from good to great. This section covers the final details to ensure you get the most satisfying flavour from your custom e-liquid.

What is E-Liquid Steeping (and Should You Do It?)

Steeping is simply the process of letting your e-liquid mature over time. This allows the flavour concentrates, VG, PG, and nicotine to blend together more thoroughly, which can deepen and smooth out the taste. While optional, we recommend steeping for complex dessert, cream, or tobacco flavours. For most fruit flavours, it's not essential. The easiest method is to store the bottle in a cool, dark place for 3-5 days, giving it a quick shake daily.

Proper Storage for Your Mixed E-Liquid

To preserve the quality of your e-liquid, proper storage is key. Always keep your shortfill bottle in a cool, dark place like a cupboard or drawer. Avoid leaving it in direct sunlight or a hot environment, such as a car, as heat and UV light can degrade the nicotine and spoil the flavour. Proper storage ensures every puff is as fresh as the first.

Troubleshooting Common Mixing Problems

Even the simple process of learning how to mix nic shot with shortfill can have a few hiccups. Here’s how to handle the most common issues:

• The nozzle is hard to remove: Most shortfill bottles have a pop-off nib. If it’s too tight to pull off by hand, use a dedicated shortfill bottle opener tool or the tip of a small, flat-head screwdriver to carefully pry it open.
• I added the wrong amount of nicotine: If you've added too much, the only solution is to dilute it by adding more 0mg e-liquid of the same flavour. If you've added too little, you can add another nic shot, provided there is enough space in the bottle. Always double-check your calculations beforehand.
• The e-liquid changed colour: This is perfectly normal. When nicotine is exposed to air and light, it oxidises, which can cause the liquid to darken to a yellow or brownish tint. This does not affect the safety or flavour of your vape.

With these pro-tips, you are now fully equipped to create your perfect vape juice. For a premium selection of shortfills and nic shots to get you started, explore our extensive collection at Vape Center.

Master Your Mix: Your Perfect E-Liquid Awaits

You now have all the knowledge needed to create your ideal vape juice. By mastering how to mix nic shot with shortfill, you unlock a world of flavour and customisation that's both cost-effective and deeply satisfying. Remember the key steps: use a mixing chart to get your nicotine strength right, follow the simple 'add and shake' process, and allow your e-liquid to steep for a richer, smoother taste.

Now that you're ready to put your skills to the test, find the perfect ingredients at Vape Center. As a leading provider rated 'Excellent' by thousands of customers, we offer fast and reliable UK-wide delivery on our extensive collection of premium e-liquid brands. We have everything you need to get started on your mixing journey.

Ready to mix? Browse our huge selection of Shortfills and Nic Shots.

Enjoy crafting your perfect vape!

Frequently Asked Questions

Will adding a nic shot dilute the flavour of my shortfill?

No, it won't. Shortfill e-liquids are manufactured with an extra concentration of flavour to perfectly account for the addition of an unflavoured nicotine shot. When you add the nic shot, you are simply completing the recipe as the manufacturer intended. This ensures you get a premium, full-flavoured vape at your desired nicotine strength without any dilution.

What is the highest nicotine strength I can make with a shortfill?

Typically, the highest strength you can achieve is 3mg. A standard 50ml shortfill mixed with one 18mg 10ml nic shot creates 60ml of 3mg e-liquid. Similarly, a 100ml shortfill mixed with two 18mg nic shots results in 120ml of 3mg e-liquid. This is the most common and straightforward method, adhering to UK regulations for a satisfying vape.

Can I use a 50/50 nic shot with a 70/30 VG/PG shortfill?

Yes, you absolutely can. Mixing a 50/50 nic shot into a 70/30 VG/PG shortfill will slightly alter the final ratio. For example, adding one 10ml 50/50 nic shot to a 50ml 70/30 shortfill results in 60ml of e-liquid with a final ratio of approximately 67/33 VG/PG. This minor change is perfectly fine and remains ideal for most sub-ohm vape kits.

How long does a mixed bottle of shortfill e-liquid last?

Once mixed, your shortfill e-liquid has a shelf life of around one to two years, guided by the manufacturer's expiry dates on the original bottles. To ensure the best quality and flavour, always store your mixed e-liquid in a cool, dark place, away from direct sunlight and heat. This helps preserve both the nicotine and the carefully crafted flavour profile for longer.

Is it cheaper to mix my own e-liquid with shortfills?

Yes, using shortfills and nic shots is one of the most cost-effective ways to vape. A standard 10ml bottle of e-liquid can cost around £3-£4, whereas a 50ml shortfill plus a nic shot often costs between £10-£15. This provides you with 60ml of premium e-liquid at a much lower price per millilitre, offering fantastic value for money for regular vapers.

Can I vape the e-liquid immediately after shaking it?

Yes, you can vape your e-liquid straight after a vigorous shake. However, for the most satisfying flavour experience, we recommend "steeping" it. The process of knowing how to mix nic shot with shortfill is simple, but letting the mixture sit for a few days in a cool, dark place allows the nicotine and flavour concentrates to fully blend and mature, resulting in a smoother and richer taste.