Flavour or Nicotine Hit? Choosing the Right E-Liquid Strength in 2025

For many vapers, finding the perfect vape isn’t solely about the device—it’s also about matching the right e-liquid strength and flavour profile to personal preferences. In 2025, the UK vaping market offers a vast variety of e-liquids, from high-nicotine salt formulas that deliver immediate cravings relief to lower-nicotine blends focused on rich, full-bodied taste. Making sense of these options can be daunting, especially if you’re still experimenting with vaping as an alternative to smoking.

In this comprehensive guide, we’ll walk you through everything you need to know about nicotine strengths, the differences between freebase nicotine and nic salts, how flavour intensity intersects with nicotine levels, and the best devices to bring out the full potential of your chosen juice. By the end, you’ll have a clear roadmap to selecting an e-liquid that strikes the perfect balance between flavour and nicotine hit, ensuring each puff delivers exactly what you’re looking for.

1. Why E-Liquid Strength Matters

Much like how a well-tailored outfit makes you feel more confident, the right e-liquid strength can entirely change your vaping experience. Here’s why:

1. Satisfaction: If your nicotine level is too low, you might chain-vape to compensate. Go too high, and the throat hit or dizziness could feel overwhelming.

2. Flavour Balance: Higher nicotine often amplifies throat sensation, sometimes muting subtler notes in complex blends. Conversely, lower nicotine levels can allow more intricate flavours to shine through.

3. Transition From Smoking: Many ex-smokers need a robust initial nicotine dose to stave off cravings. Over time, some reduce their nicotine level for a smoother, more flavour-centric experience.

Understanding these nuances will help you zero in on the “sweet spot” that aligns with both your vaping goals and your taste preferences.

2. Basic Nicotine Terminology

2.1 Freebase Nicotine

Freebase is the traditional form of nicotine used in e-liquids since vaping’s inception. Typically available in strengths ranging from 3 mg (light) to 18 mg (strong), freebase nicotine e-liquids:

• Deliver a bolder throat hit at higher strengths.

• Are popular among sub-ohm vapers at very low strengths (e.g., 3 mg) for big clouds without excessive nicotine.

• Are well-suited to mid-to-high resistance coils (around 1.0 ohms or more) if you’re after a moderate wattage and satisfying hit.

2.2 Nicotine Salts (Nic Salts)

Nic salts use a modified form of nicotine that’s closer to what you’d find in tobacco leaves. These e-liquids can come in higher strengths—often 10 mg to 20 mg—without feeling harsh. As a result:

• They’re great for smoother throat hits, even at elevated nicotine levels.

• Absorb quickly into your bloodstream, so cravings can be satisfied faster.

• Pair best with low-wattage devices such as refillable vapes designed for mouth-to-lung (MTL) inhaling.

Given these characteristics, nic salts are particularly helpful for those transitioning from traditional cigarettes or those who prefer a more potent, immediate nicotine experience.

3. Understanding Different Nicotine Strengths

3.1 Low Strength (0–3 mg)

• Ideal for: Vapers who primarily want flavour and big clouds with minimal nicotine, or those stepping down from higher levels.

• Typical Devices: High-wattage mods, sub-ohm tanks.

• Flavour Impact: Usually quite rich; minimal throat harshness.

3.2 Medium Strength (6–12 mg)

• Ideal for: Ex-smokers used to ‘lights’ or moderate cigarette use, plus those seeking a balance between a noticeable throat hit and flavour clarity.

• Typical Devices: Versatile—can be used in either mid-wattage MTL tanks or lower-wattage pods.

• Flavour Impact: Slightly stronger throat hit, but many flavour nuances remain intact.

3.3 High Strength (12–20 mg) in Freebase

• Ideal for: Users transitioning from heavy smoking who need a stronger initial nicotine fix.

• Typical Devices: Often used in MTL coils with resistances around 1.0 ohms or more, or simpler kits like classic pen vapes.

• Flavour Impact: More robust throat feel, which can overshadow subtler flavour notes.

3.4 High Strength (10–20 mg) in Nic Salt Form

• Ideal for: Vapers seeking a quick nicotine fix without the harshness typical of high freebase levels.

• Typical Devices: Low-wattage pod systems geared for mouth-to-lung inhalation.

• Flavour Impact: Smooth inhale, though it can dampen extremely subtle flavours if the nicotine is very high.

4. The Flavour Factor: How Nicotine Affects Taste

4.1 The Throat Hit

Nicotine is a key driver of throat hit—the sensation at the back of your throat on inhalation. Higher freebase levels generate a sharper throat hit, which can mask delicate flavour notes like light fruits or creams. Nic salts, by contrast, enable higher nicotine uptake with reduced harshness, preserving more of the e-liquid’s taste.

4.2 PG/VG Ratios

Nicotine isn’t the only player that can shift your taste experience. The ratio of propylene glycol (PG) to vegetable glycerin (VG) affects texture, vapour density, and flavour delivery:

• High VG (70% or more): Produces thick, smooth vapour and can soften flavour edges, allowing sweet or dessert blends to feel creamier.

• Balanced 50/50: Offers a sharper taste and stronger throat hit, often used in nic salts e-liquids.

If you’re chasing nuanced flavours—such as an intricate fruit medley—balancing your nicotine level with the right PG/VG ratio is key to unlocking that complexity without sacrificing satisfaction.

5. Devices and E-Liquid Strength: Finding the Perfect Match

Pairing the correct device with the right e-liquid strength ensures an optimal vape. Here are some general guidelines:

1. Sub-Ohm Tanks (Low Resistance)

• Works best with lower nicotine (0–6 mg).

• High-wattage vaping can intensify the nicotine effect, so keeping mg low prevents an overly strong throat hit.

• Great for cloud-chasers seeking strong flavour but modest nicotine intake.

2. MTL Tanks and Pods (Mid to High Resistance)

• Balanced freebase (6–12 mg) or nic salts (10–20 mg) excel here.

• Emulates the cigarette-style draw, letting you enjoy a more pronounced throat hit if desired.

• Ideal for ex-smokers or anyone wanting a straightforward, satisfying inhalation.

3. Advanced Pod Mods

• Offer adjustable wattage, bridging the gap between sub-ohm performance and MTL convenience.

• Can handle both low-nic sub-ohm coils and high-nic MTL pods, depending on coil swaps or airflow adjustments.

• Flexible if you like switching between big clouds with a 3 mg shortfill or a 20 mg nic salt for quick cravings relief.

For more insight into choosing the right hardware, check out starter kits if you’re new or advanced vape kits if you want top-tier performance. Each category highlights devices designed for either higher or lower strengths, ensuring a cohesive match.

6. Adapting E-Liquid Strength to Your Journey

6.1 Stepping Down Over Time

Many vapers begin with a higher nicotine level, particularly if transitioning from heavier smoking. Once comfortable, gradually reducing strength can help you focus more on flavour and reduce nicotine dependence. For instance, if you start at 18 mg freebase or 20 mg nic salt, you might move to 12 mg after a few weeks or months, eventually landing at 6 mg or even 3 mg.

6.2 Flavour vs. Hit Priorities

If you’re a flavour enthusiast—someone who loves picking up every subtle nuance of fruit, dessert, or tobacco blends—lower nicotine frees up those complexities to shine. On the flip side, if throat hit and nicotine relief are non-negotiable, you may accept a slightly subdued flavour in exchange for a robust, satisfying inhale.

6.3 Experimentation is Key

There’s no one-size-fits-all approach. Small sample bottles (10 ml) let you experiment with various nic levels and e-liquid lines without committing to large shortfills. Some vapers alternate between a low-nic setup (e.g., 3 mg for casual “cloud sessions”) and a higher-nic MTL pod for quick cravings relief.

7. Popular E-Liquid Styles and Matching Strengths

7.1 Shortfills

Shortfill bottles typically come in volumes like 50 ml or 100 ml with zero nicotine, leaving space for a nicotine shot. For instance, a 50 ml shortfill might have 10 ml of empty space. Adding one 18 mg nic shot transforms it into roughly 3 mg of nicotine overall:

• Best For: Sub-ohm vapers who prefer big clouds, strong flavour, and lower nicotine.

• Flavour Examples: Fruity blends like Watermelon Vado Shortfill 50ml E-Liquid or creamy desserts in 70/30 VG/PG.

7.2 Nic Salts

Often sold in 10 ml bottles, nic salts typically come in 10 mg or 20 mg strengths:

• Best For: Low-wattage pods or MTL tanks that mimic cigarette draw.

• Flavour Examples: Classic tobaccos, bold fruits, or hybrids like “Mint Tobacco” at 20 mg for fast-acting cravings relief.

7.3 50/50 Blends

Balanced VG/PG e-liquids are compatible with a wide array of devices and coil types. Commonly ranging from 6 mg to 18 mg:

• Best For: Standard MTL kits or older pen-style vapes, though they can also work in some modern pods.

• Flavour Examples: Traditional freebase juices with straightforward fruit or menthol profiles that deliver a more pronounced throat hit.

7.4 Hybrid Nicotine or “Flexi Nic” E-Liquids

Some brands produce “hybrid” e-liquids combining freebase and salt-based nicotine. This approach aims to merge the immediate satisfaction of salts with the more robust hit of freebase, often in mid-level strengths (around 10–12 mg total). If you find pure freebase too harsh and nic salts too smooth, hybrid formulas can be a middle ground.

8. Throat Hit vs. Smoothness: Striking the Right Balance

8.1 Adjusting Wattage

Your device’s wattage can either intensify or mellow your e-liquid’s perceived harshness. A coil rated for 15–20W might taste drastically different if you push it to 20W versus sitting at 15W:

• Lower Wattage: Softer hit, but you might sacrifice some flavour punch.

• Higher Wattage: Fuller flavour and stronger throat hit but watch for potential coil burnouts if you exceed recommended ranges.

8.2 Airflow Control

More airflow typically produces a cooler, airier vape, diluting throat hit. Less airflow creates a denser vapour with more emphasis on nicotine’s bite:

• Open Airflow: Great for sub-ohm or cloud-chasing. Helps reduce harshness at lower nic strengths.

• Closed Airflow: Ideal for MTL devices, concentrating both flavour and nicotine feel—especially at mid-to-high strengths.

9. Using Multiple E-Liquids in Your Routine

If your vaping habits vary throughout the day, you might rotate between different strengths. For example:

1. Morning High Nic
   Start your day with a nic salt device at 20 mg for fast cravings relief.

2. Afternoon Flavour Session
   Switch to a sub-ohm tank with 3 mg or 6 mg shortfill to savour layered dessert or fruit combos without excessive nicotine.

3. Evening Balance
   Return to a moderate 6–12 mg freebase if you want a calmer throat hit and some nicotine comfort before bed.

Such a flexible approach can keep you engaged and prevent “vaper’s fatigue” from sticking to one device or strength all day.

10. Common Questions and Myths

1. Q: “Can I add nicotine shots to nic salt e-liquids?”
   A: Typically, nic salt e-liquids are sold in TPD-compliant 10 ml bottles at a fixed strength—mixing them further is tricky. However, if you buy zero-nic shortfills specifically designed for salts, you may add separate salt-based shots. Always verify with product instructions.

2. Q: “Is 20 mg always harsh in freebase?”
   A: In most cases, yes, 20 mg freebase can feel quite strong, especially in higher-wattage setups. Some users might tolerate it at lower wattages or if they’re ex-heavy smokers, but it’s often too intense for sub-ohm or direct-lung styles.

3. Q: “Do lower nicotine levels produce better flavour?”
   A: Generally, yes. The reduced nicotine can allow subtle layers to emerge, particularly in dessert or complex fruit blends. That said, coil quality, device wattage, and PG/VG ratio also play a big role.

4. Q: “Does steeping my e-liquid affect nicotine strength?”
   A: Steeping primarily enriches flavour. Over very long periods, nicotine might oxidise slightly, but short-term steeping of a few weeks won’t significantly alter the mg level.

5. Q: “Can I ‘over-nic’ myself with sub-ohm clouds if I use 6 mg?”
   A: Potentially. In sub-ohm setups, you inhale more vapour per puff, absorbing more nicotine. If you feel lightheaded or nauseous, consider stepping down to 3 mg or taking fewer, shorter draws.

11. Tips for Success: Finding Your Sweet Spot

1. Start Where You’re Comfortable
   If you’ve smoked a pack a day, maybe 12 mg or 20 mg nic salt initially. Lower your mg gradually to find a comfortable point between cravings relief and flavour enjoyment.

2. Experiment with Sample Sizes
   Try 10 ml bottles or small nic salt options before committing to large shortfills.

3. Monitor Your Vaping Patterns
   If you find yourself puffing non-stop on a very low nicotine, it might be time to bump up the mg. If you feel lightheaded on a strong nic level, dial it down.

4. Consider Multiple Setups
   Have a high-nic pod kit for quick hits and a low-nic sub-ohm tank for flavour sessions.

Ultimately, the goal is to craft a vaping experience that’s both satisfying and tailored to your unique preferences and lifestyle.

12. Recommended E-Liquid Collections at Select Vape Club

1. Shortfills Vape Liquids

• Wide range of zero-nic bottles, perfect for sub-ohm enthusiasts who add nic shots to reach 3–6 mg.

• Excellent for layering complex dessert or fruit blends without a harsh hit.

2. Nic Salts E-Liquids

• Typically in 10 ml bottles at 10 mg or 20 mg, delivering smooth, potent draws in compact MTL pods.

• Ideal for transitioning smokers or on-the-go vaping with minimal fuss.

3. Balanced 50/50 Ranges (No repeated link)

• Often found in standard freebase lines, offering strengths of 6 mg up to 18 mg.

• Great for classic pen-style vapes or mid-resistance MTL tanks.

Each category can satisfy different roles in your vaping routine, from big-cloud sub-ohm afternoons to stealthy nic salt pods for busy commutes.

13. Mistakes to Avoid

• Jumping Straight to High Strength for Sub-Ohm: This can be overwhelmingly harsh and might lead to dizziness.

• Using Ultra-Low Nic When Cravings Are High: You’ll just chain-vape without relief, draining both battery and e-liquid.

• Overlooking PG/VG Ratios: A 20 mg nic salt in 50/50 PG/VG can feel harsher in an open-airflow device. Pair your ratio with an appropriate coil and wattage.

• Ignoring Coil Lifespan: High nicotine or highly sweetened juices can gunk coils faster, so keep spares on hand and maintain your gear consistently.

14. Evolving Your Preferences Over Time

Vaping isn’t static—your preferences might shift as you explore new flavours, device types, and nicotine thresholds. Embracing this fluidity can keep your experience fresh and reduce boredom. Stay open-minded to trying new brands, coil types, or stepping down/up in nic strength as your habits change.

Some advanced vapers even dabble in DIY mixing, customising nicotine content precisely to their liking. If this appeals to you, ensure you learn proper safety and measuring techniques, especially for higher-strength nicotine bases.