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Vape Juice Calculator – DIY E-Liquid Mixing Guide

Vape Juice Calculator

Precision DIY E-liquid mixing tool for perfect nicotine strength and PG/VG ratios.

Total volume of e-liquid you want to make.
Please enter a positive volume.
Desired nicotine concentration in the final mix.
Cannot exceed base nicotine strength.
Strength of your nicotine concentrate.
Must be greater than 0.
Percentage of PG in your nicotine base (e.g., 100 for pure PG).
Desired PG percentage (VG will be the remainder).
Total percentage of flavor concentrate (usually PG-based).
Total Ingredients to Add 30.00 ml
Nicotine Base 1.25 ml
Flavor Concentrate 4.50 ml
Pure PG (Propylene Glycol) 3.25 ml
Pure VG (Vegetable Glycerin) 21.00 ml

Recipe Composition Visualizer

■ Nicotine ■ Flavor ■ PG ■ VG
Ingredient Volume (ml) Percentage (%)

What is a Vape Juice Calculator?

A Vape Juice Calculator is an essential tool for enthusiasts engaged in DIY E-liquid mixing. It allows users to precisely determine the exact volume of ingredients required to create a specific batch of e-juice. Whether you are aiming for a specific nicotine strength or a particular PG/VG ratio, this tool eliminates guesswork and ensures safety.

Who should use it? Anyone from beginners looking to save money by mixing their own juice to advanced "cloud chasers" who require specific high-VG blends. A common misconception is that mixing is simply "pouring and hoping." In reality, without a Vape Juice Calculator, it is nearly impossible to hit accurate nicotine levels, which can lead to an unpleasant or even unsafe vaping experience.

Vape Juice Calculator Formula and Mathematical Explanation

The math behind the Vape Juice Calculator involves volume-based concentration formulas. We calculate each component based on the total target volume and the desired final ratios.

Step-by-Step Derivation:

  • Nicotine Volume: (Target Volume × Target Strength) / Base Strength
  • Flavor Volume: Target Volume × (Flavor % / 100)
  • PG/VG Balance: We subtract the PG/VG already present in the nicotine base and flavors from the target PG/VG volumes.
Variable Meaning Unit Typical Range
Vt Target Total Volume ml 10 – 500 ml
Nt Target Nicotine Strength mg/ml 0 – 20 mg/ml
Nb Nicotine Base Strength mg/ml 18 – 100 mg/ml
F% Flavor Percentage % 5% – 20%

Practical Examples (Real-World Use Cases)

Example 1: Standard 3mg Sub-Ohm Mix

Suppose you want to make 100ml of e-liquid at 3mg strength with a 70/30 VG/PG ratio using a 72mg PG-based nicotine base and 15% flavor. The Vape Juice Calculator would output:

  • Nicotine Base: 4.17 ml
  • Flavor: 15.00 ml
  • PG: 10.83 ml
  • VG: 70.00 ml

Example 2: High Strength Pod System Mix

For a 30ml bottle at 12mg strength, 50/50 ratio, using 20mg nicotine salts (50/50 base) and 10% flavor:

  • Nicotine Base: 18.00 ml
  • Flavor: 3.00 ml
  • PG: 3.00 ml
  • VG: 6.00 ml

How to Use This Vape Juice Calculator

  1. Enter your Target Amount (the size of the bottle you are filling).
  2. Input your desired Target Nicotine Strength.
  3. Specify your Nicotine Base Strength (check the label on your nicotine bottle).
  4. Set the Target PG Ratio. Remember, higher PG provides more throat hit, while higher VG produces more vapor.
  5. Enter the Flavor Percentage recommended by the flavor manufacturer.
  6. Review the results instantly in the table and chart.

Key Factors That Affect Vape Juice Calculator Results

  • Nicotine Base Carrier: Whether your nicotine is suspended in PG, VG, or a mix significantly changes the final PG/VG balance.
  • Flavor Carrier: Most flavor concentrates are PG-based. Our Vape Juice Calculator assumes flavors are 100% PG.
  • Temperature: While not in the math, temperature affects viscosity, making measuring by volume slightly less accurate than weight.
  • Steeping Time: The chemical bonds between PG, VG, and flavors take time to mature, often changing the perceived strength.
  • Equipment Accuracy: Using medical-grade syringes or high-precision scales is vital for following the Vape Juice Calculator outputs.
  • Safety Limits: Always ensure your target nicotine does not exceed the base strength, as this is mathematically impossible to achieve.

Frequently Asked Questions (FAQ)

Can I mix without a Vape Juice Calculator?

It is highly discouraged. Nicotine is a potent substance, and incorrect ratios can lead to harsh hits or nicotine sickness. Accuracy is paramount in DIY E-liquid mixing.

What if my PG/VG result is negative?

This happens if your nicotine base or flavor volume already exceeds the target PG or VG amount. You may need a higher concentration nicotine base or a different ratio.

Is nicotine base safety important?

Yes, always wear gloves when handling high-strength nicotine base. If you spill any on your skin, wash it immediately.

Why is my juice cloudy?

Cloudiness usually occurs when the PG and VG haven't fully bonded or if there is a reaction with certain citrus flavors. Shake well and let it steep.

Does flavor percentage include all flavors?

Yes, if you use multiple flavors, the flavor percentage in the Vape Juice Calculator should be the sum of all of them.

What is the best PG/VG ratio?

70/30 VG/PG is standard for sub-ohm tanks, while 50/50 is preferred for smaller pod systems and MTL (Mouth-to-Lung) vaping.

Can I use water as a diluent?

It is not recommended. Use pharmaceutical-grade PG and VG for the best results in your e-juice recipe.

How long should I steep my mix?

Fruit flavors usually need 1-3 days, while desserts and tobaccos may need 2-4 weeks to reach full potential.

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