Expert Vape Juice Calculator | DIY E-Liquid Mixing Tool


Vape Juice Calculator

Your expert tool for crafting perfect DIY E-Liquid recipes with precision and ease.

Create Your Recipe



Choose to mix by volume (easier) or weight (more precise).


Enter the final volume of e-liquid you want in ml.


The final nicotine concentration of your e-liquid (e.g., 3, 6, 12 mg/ml).


The strength of your concentrated nicotine solution (e.g., 72, 100 mg/ml).

PG: 50%

VG: 50%

The PG/VG ratio of your nicotine base liquid.

PG: 30%

VG: 70%

The desired final PG/VG ratio for your vape juice.



Percentage of this flavor in the total mix.


The base liquid your flavor concentrate is suspended in.


What is a Vape Juice Calculator?

A vape juice calculator is an essential tool for anyone interested in Do-It-Yourself (DIY) e-liquid creation. It removes the complex guesswork involved in mixing the core components of vape juice: Propylene Glycol (PG), Vegetable Glycerin (VG), nicotine, and flavor concentrates. By inputting your desired final volume, nicotine strength, and PG/VG ratio, the calculator provides the exact measurements for each ingredient needed to create a safe and consistent product tailored to your preferences.

Whether you’re a cloud-chaser looking for high-VG blends or a flavor-chaser preferring higher PG, a reliable vape juice calculator ensures precision, safety, and repeatability. It empowers vapers to move beyond commercial e-liquids, opening up a world of custom flavor combinations and saving money in the process. This tool is indispensable for both beginners learning the ropes and experienced mixers perfecting their signature recipes.

The Vape Juice Calculator Formula

The logic behind a vape juice calculator revolves around a series of simple volumetric or mass-based calculations. The goal is to determine the precise amount of each raw ingredient to combine to achieve the target mix. The core principle is that the sum of all parts (nicotine base, PG, VG, flavorings) must equal the total desired volume or weight.

The calculation process is as follows:

  1. Nicotine Calculation: The total amount of nicotine base needed is calculated first. This is determined by the target nicotine strength and the total batch size. Formula: `(Target Strength / Base Strength) * Total Volume = Nicotine Volume`.
  2. Flavoring Calculation: The volume of each flavor concentrate is calculated based on its user-defined percentage. Formula: `(Flavor Percentage / 100) * Total Volume = Flavor Volume`.
  3. Base Liquid Calculation: The calculator then determines the remaining volume to be filled by plain PG and VG. It accounts for the PG and VG content already present in the nicotine base and flavorings.
  4. Final Ratio Adjustment: It calculates the exact amount of additional PG and VG needed to meet the user’s target PG/VG ratio for the entire batch.

Variables Table

Key variables in a vape juice calculator.
Variable Meaning Unit Typical Range
Total Amount The final volume/weight of the e-liquid batch. ml or g 10 – 500
Target Nicotine The desired final nicotine concentration. mg/ml 0 – 20
Base Nicotine The strength of your concentrated nicotine liquid. mg/ml 36 – 100
PG/VG Ratio The ratio of Propylene Glycol to Vegetable Glycerin. % 100/0 to 0/100
Flavor Percentage The percentage of a flavor concentrate in the mix. % 1 – 25

Practical Examples

Understanding the theory is one thing, but practical examples make it clear. Here are two common scenarios you might encounter when using a vape juice calculator.

Example 1: Standard 70/30 VG/PG Freebase Mix

You want to make a 60ml bottle of e-liquid with a smooth throat hit, good vapor production, and a simple flavor profile.

  • Total Amount: 60 ml
  • Desired Nicotine Strength: 3 mg/ml
  • Base Nicotine Strength: 72 mg/ml (in a 100% PG base)
  • Target PG/VG Ratio: 30% PG / 70% VG
  • Flavoring: 15% Strawberry (in a PG base)

After inputting these values, the vape juice calculator would output a recipe similar to this (results are approximate): Nicotine Base: 2.5ml, Flavoring: 9ml, Additional PG: 6.5ml, Additional VG: 42ml.

Example 2: 50/50 Nicotine Salt Mix for Pod System

You need a smaller 30ml batch for a pod device, requiring higher nicotine and a balanced PG/VG ratio for better wicking.

  • Total Amount: 30 ml
  • Desired Nicotine Strength: 20 mg/ml
  • Base Nicotine Strength: 100 mg/ml (in a 50/50 PG/VG base)
  • Target PG/VG Ratio: 50% PG / 50% VG
  • Flavoring: 10% Mango (PG base), 5% Pineapple (PG base)

The calculator would process these inputs and provide the precise amounts: Nicotine Base: 6ml, Mango Flavor: 3ml, Pineapple Flavor: 1.5ml, Additional PG: 4.5ml, Additional VG: 15ml.

How to Use This Vape Juice Calculator

Using our vape juice calculator is a straightforward process. Follow these steps to get a precise recipe in seconds:

  1. Set Units: First, choose whether you want to mix by volume (ml) or by weight (g). Weight is more accurate, but requires a precision scale.
  2. Enter Batch Details: Input the total amount of e-liquid you want to make, your desired final nicotine strength, and the strength of your nicotine concentrate.
  3. Define Ratios: Use the sliders to set the PG/VG ratio of your nicotine base and the final target PG/VG ratio for your e-liquid.
  4. Add Flavorings: Enter the percentage for your flavor concentrate. Also, specify whether the flavor concentrate itself is based in PG or VG.
  5. Review Results: The calculator will instantly update, showing a detailed breakdown of your recipe in the “Your Recipe” section. It will display the exact amount of each ingredient required. The pie chart provides a visual representation of the final mix.
  6. Mix Safely: Use the generated recipe to mix your ingredients. Always wear gloves when handling nicotine and work in a well-ventilated area.

Key Factors That Affect Your E-Liquid

Creating the perfect vape juice is both an art and a science. Beyond the numbers from the vape juice calculator, several factors can influence the final outcome.

  • Steeping: This is the process of letting your mixed e-liquid age for a period of time. It allows the flavors to meld and mature, often resulting in a smoother, richer, and more complex taste. Most complex dessert or cream-based recipes benefit from steeping for 1-4 weeks.
  • PG/VG Ratio: This is a critical factor. Propylene Glycol (PG) is a better flavor carrier and provides a stronger “throat hit,” similar to tobacco. Vegetable Glycerin (VG) is thicker, produces denser vapor clouds, and has a slightly sweet taste that can mute flavors.
  • Nicotine Type: Freebase nicotine is the traditional form and provides a harsher throat hit at higher concentrations. Nicotine Salts are smoother, allowing for higher strengths without the harshness, making them ideal for pod systems.
  • Flavor Concentrate Quality: Not all flavorings are created equal. Using high-quality, reputable brands will significantly improve the taste of your DIY juice and avoid unwanted chemical notes. Check out our DIY e-liquid recipes for inspiration.
  • Accuracy of Measurement: Precision is key. Mixing by weight with a calibrated digital scale is far more accurate than mixing by volume with syringes, leading to more consistent results batch after batch.
  • Safety Precautions: Concentrated nicotine is a toxic substance. Always wear nitrile gloves and safety goggles. Mix in a clean, well-ventilated area away from children and pets. In case of a spill on your skin, wash the area immediately with soap and water.

Frequently Asked Questions (FAQ)

1. Why should I use a vape juice calculator?

A vape juice calculator ensures safety and consistency. It eliminates mathematical errors when handling concentrated nicotine and helps you perfectly replicate your favorite recipes every time.

2. What’s the difference between mixing by weight (g) and volume (ml)?

Mixing by weight is more accurate because it’s unaffected by temperature and the minor inaccuracies of syringe markings. Mixing by volume is simpler for beginners but can be less precise. Our calculator supports both.

3. What does “steeping” mean and is it necessary?

Steeping is allowing your e-liquid to age. While not always necessary, it’s highly recommended for most recipes, especially those with complex cream or dessert flavors. It allows the molecules to bond, resulting in a much smoother and more cohesive flavor profile. Simple fruit recipes may be fine as a “shake and vape.”

4. Can I make 0mg nicotine e-liquid with this calculator?

Absolutely. Simply set your “Desired Nicotine Strength” to 0. The vape juice calculator will then provide the correct measurements for a nicotine-free base and your chosen flavorings.

5. My nicotine base is 100% VG. How do I input that?

Use the “Nicotine Base Ratio” slider and move the PG slider all the way to 0%. The VG value will automatically update to 100%. The calculator will then correctly factor this into the final PG/VG ratio.

6. What is a typical starting percentage for flavorings?

This varies wildly by brand and flavor. However, a good starting point for a single flavor is often between 10% and 15%. For multi-flavor recipes, the total flavor percentage rarely exceeds 20-25%. It’s best to start low and add more if needed.

7. Why does my final mix look cloudy?

Cloudiness can occur from a few things: high VG content, certain flavor concentrates reacting, or mixing in a cold environment. It’s usually temporary. A gentle warm bath and a good shake often resolve the issue.

8. Is it safe to make my own vape juice?

Yes, provided you follow strict safety protocols. The biggest risk is handling concentrated nicotine. Always wear gloves, use eye protection, and keep it locked away from children and pets. When you use a vape juice calculator and measure carefully, the process is very safe.

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