E-Liquid Calculator

Welcome to the most comprehensive eliquid calculator on the web. Whether you’re a seasoned DIY e-juice maker or just starting, this tool will help you craft the perfect vape juice with precision. Simply enter your desired specifications below to get the exact measurements for your recipe.

Your DIY E-Liquid Recipe

Total Ingredients to Add

100.00 ml

Recipe Breakdown

Ingredient	Amount (ml)	Amount (g)	Percentage

Formula Explanation: This eliquid calculator determines the amount of each component (Nicotine Base, Flavorings, Propylene Glycol, Vegetable Glycerin) needed. It first calculates the required volume of nicotine base and flavorings. Then, it determines the amount of PG and VG contributed by those additions. Finally, it calculates the remaining volume and adds pure PG and VG to meet your target ratio and total volume.

What is an Eliquid Calculator?

An eliquid calculator is an essential tool for anyone interested in Do-It-Yourself (DIY) vape juice mixing. It’s a specialized calculator that removes the complex guesswork involved in creating e-liquid from scratch. By inputting your desired final volume, nicotine strength, and PG/VG ratio, the calculator provides the precise measurements for each core ingredient: Propylene Glycol (PG), Vegetable Glycerin (VG), nicotine base, and flavor concentrates. Using an eliquid calculator ensures safety, consistency, and a final product that matches your exact preferences for flavor, throat hit, and vapor production.

This tool is invaluable for both beginners who need guidance and experienced mixers who want to streamline their process and perfectly replicate their favorite recipes. Without an accurate eliquid calculator, you risk creating a mix with incorrect nicotine levels (which can be dangerous) or an unpleasant taste and texture. It is the cornerstone of safe and successful DIY e-juice making.

Eliquid Calculator Formula and Mathematical Explanation

The logic behind an eliquid calculator involves a step-by-step process of calculating each ingredient’s volume based on user-defined targets. The core principle is to account for the volume and composition of each addition to arrive at the final desired mix.

1. Calculate Nicotine Base Amount: The first step is to determine how much of your concentrated nicotine base is needed to achieve the target nicotine strength in the final volume.
   
   Formula: Nicotine (ml) = (Target Strength / Base Strength) * Total Volume
2. Calculate Flavoring Amount: Next, the total volume of flavor concentrates is calculated based on the desired percentage.
   
   Formula: Flavoring (ml) = (Flavoring % / 100) * Total Volume
3. Calculate PG/VG from Additives: The nicotine base and flavorings are typically suspended in either PG or VG. The calculator determines how much PG and VG these ingredients contribute to the total mix.
   
   e.g., PG from Nicotine = Nicotine (ml) * (Nicotine Base PG % / 100)
4. Calculate Remaining PG and VG: The final step is to calculate how much pure PG and VG needs to be added to reach the target PG/VG ratio and the total desired volume.
   
   Formula: VG to Add = (Target VG % / 100 * Total Volume) – (VG from Nicotine + VG from Flavoring)

Eliquid Calculator Variables

Variable	Meaning	Unit	Typical Range
Target Volume	Total amount of e-liquid to be made	ml	10 – 1000
Target Nicotine	Desired final nicotine concentration	mg/ml	0 – 20
Nicotine Base Strength	Concentration of your nicotine liquid	mg/ml	18 – 100
Flavoring Percent	Total percentage of flavor concentrates	%	5 – 25
Target VG	Desired final percentage of Vegetable Glycerin	%	0 – 100

Practical Examples (Real-World Use Cases)

Example 1: Standard Sub-Ohm DTL Mix

A user wants to create a large batch of a simple fruit flavor for their sub-ohm tank, preferring large clouds and low nicotine.

• Inputs:
  • Total Amount: 120 ml
  • Target Nicotine: 3 mg/ml
  • Nicotine Base Strength: 72 mg/ml (in 100% PG)
  • Flavoring: 15% (in 100% PG)
  • Target VG: 70%
• Outputs from our eliquid calculator:
  • Nicotine Base to add: 5.00 ml
  • Flavoring to add: 18.00 ml
  • Additional PG to add: 0.00 ml
  • Additional VG to add: 97.00 ml
  • Interpretation: The user needs to mix 5ml of their strong nicotine base with 18ml of flavoring. Since both of these are PG-based, they already contribute 23ml of PG. To reach the 70% VG target in a 120ml bottle (which is 84ml of VG), the user needs to add a substantial amount of pure VG (97ml), but since they’ve already exceeded their target PG, this mix is not possible as configured and would need a VG-based nicotine. This highlights the importance of a good eliquid calculator to catch such issues. A better approach would be to use a VG-based nicotine or adjust the target ratio.

Example 2: High-Nicotine MTL Pod Mix

A user wants a small, high-nicotine batch for their Mouth-to-Lung (MTL) pod system, prioritizing throat hit and flavor clarity over clouds. They use Nicotine Salts. For help choosing a device, see our guide on the best vape mods.

• Inputs:
  • Total Amount: 30 ml
  • Target Nicotine: 20 mg/ml
  • Nicotine Base Strength: 48 mg/ml (in 50% PG / 50% VG)
  • Flavoring: 12% (in 100% PG)
  • Target VG: 50%
• Outputs from our eliquid calculator:
  • Nicotine Base to add: 12.50 ml
  • Flavoring to add: 3.60 ml
  • Additional PG to add: -1.35 ml (Indicates an issue)
  • Additional VG to add: 2.65 ml
  • Interpretation: This shows another common issue an eliquid calculator solves. The calculation results in negative PG because the nicotine and flavorings add more PG than the target allows. The user must adjust their recipe, perhaps by using a nicotine base with a higher VG concentration, to make the recipe feasible.

How to Use This Eliquid Calculator

Using our eliquid calculator is straightforward. Follow these steps to ensure you get a perfect mix every time.

1. Enter Total Amount: Start by inputting the total volume of e-liquid you wish to make in milliliters.
2. Set Nicotine Levels: Input your desired final nicotine strength and the strength of the nicotine base you are using. Be very precise with these numbers.
3. Add Flavoring Percentage: Decide on the total percentage of flavor in your mix. This is a matter of taste, but typically ranges from 10-20%.
4. Define PG/VG Ratios: Enter the PG/VG ratio of your nicotine base and your desired final PG/VG ratio. This is crucial for throat hit and cloud production. Understanding the difference is key; learn more in our PG vs VG Explained guide.
5. Review the Results: The eliquid calculator will instantly display the exact amount of each ingredient to add in both milliliters (ml) and grams (g). The table and chart provide a clear breakdown of your final recipe.
6. Mix and Steep: Carefully measure and combine the ingredients as specified. For many complex recipes, a process of e-liquid steeping is recommended to allow the flavors to fully mature.

Key Factors That Affect Eliquid Calculator Results

Several factors can influence the outcome of your DIY e-juice. A good eliquid calculator helps you manage these variables effectively.

• Nicotine Base Concentration: The stronger your nicotine base, the less you’ll need, which frees up more room for VG, PG, and flavorings. This is a critical safety factor; always handle high-concentration nicotine with care. Our guide to vape battery safety also covers general safety practices.
• PG/VG Ratio of Ingredients: The carrier liquid (PG or VG) of your nicotine and flavor concentrates directly impacts the final ratio. Always account for this, as our eliquid calculator does, to avoid surprises.
• Total Flavor Percentage: A higher flavor percentage (e.g., 25%) leaves less room for your base liquids (PG and VG), which can make hitting a very high VG target (e.g., 80%+) difficult, especially if your flavors are PG-based.
• Measurement Accuracy: The best eliquid calculator in the world is useless if your measurements are sloppy. Using calibrated syringes or, even better, a digital scale that measures to 0.01g is highly recommended for consistency and safety.
• Ingredient Density (Grams vs. ML): PG, VG, and flavorings have different weights. VG is significantly heavier than PG (approx. 1.26g/ml vs 1.04g/ml). Mixing by weight is more accurate than mixing by volume, which is why our calculator provides both values.
• Use of Nicotine Salts: If you are using nicotine salts, the calculation is the same, but they are often used for higher-nicotine, lower-power setups. Check out our recommendations for the best nicotine salts.

Frequently Asked Questions (FAQ)

1. Why are my eliquid calculator results showing a negative amount?

A negative number means your recipe is impossible as configured. This usually happens when the PG from your nicotine base and flavorings exceeds the total PG allowed in your final target ratio. To fix this, you can try using a nicotine base with a higher VG content, lowering your flavor percentage, or adjusting your target PG/VG ratio.

2. Is it better to measure by volume (ml) or weight (g)?

Measuring by weight (grams) is universally considered more accurate. It eliminates issues with reading liquid levels on a syringe (meniscus) and is faster and cleaner. Our eliquid calculator provides both values for your convenience.

3. What’s a typical flavor percentage to start with?

A good starting point for most single flavors is 5-10%. For complex recipes with multiple flavors, the total flavor percentage is often between 15% and 20%. It’s highly subjective, so it’s best to start low and adjust upwards.

4. How much should I trust an online eliquid calculator?

A well-programmed eliquid calculator that uses the correct formulas and densities is extremely trustworthy for the math. However, the quality of your final product depends entirely on the accuracy of your inputs and measurements.

5. What do I do if I don’t know the PG/VG ratio of my flavor concentrate?

The vast majority of flavor concentrates are suspended in 100% Propylene Glycol (PG). Unless the manufacturer explicitly states it is VG-based, it is safe to assume it’s 100% PG when using an eliquid calculator.

6. Can I use this eliquid calculator for nicotine salts?

Yes. Nicotine is nicotine in terms of calculation. Simply enter the strength of your nicotine salt base (e.g., 48mg/ml) into the “Nicotine Base Strength” field, and the calculator will work perfectly.

7. My target nicotine is higher than my base strength. What happens?

This is mathematically impossible. You cannot create a mix that is more concentrated than your strongest ingredient. The eliquid calculator will show an error, and you will need to either lower your target nicotine strength or acquire a stronger nicotine base.

8. What is a vape coil calculator and do I need one?

A vape coil calculator is a different tool used by vapers who build their own coils for rebuildable atomizers (RDAs/RTAs). It helps determine the final resistance of a coil based on wire type, gauge, and number of wraps. You only need it if you are building your own coils, not for mixing e-liquid.

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