Lye Calculator

Our Lye Calculator does the hard work for you!

Choose type and measurements units

I’m making

  • Solid Soap
  • Liquid Soap

Measurement

  • Ounces
  • Grams
  • Percentage

Superfatting Level ?

*Please note: The Bramble Berry Lye Calculator assumes a 90% purity for potassium hydroxide (liquid soap) and 97% purity for sodium hydroxide (solid soap). These purity levels are commonly available to consumers.

Select ingredients and enter amounts

Ingredients

Select your ingredients here

What are your ingredient amounts by percentage of total?

The ingredient values must add up to exactly 100 when using percentages

    *Please note: The Bramble Berry Lye Calculator assumes a 90% purity for potassium hydroxide (liquid soap) and 97% purity for sodium hydroxide (solid soap). These purity levels are commonly available to consumers.

    Results
    Lye & Liquid
    Lye & Liquid Amount
    Oil & Fats
    Oil & Fats Amount %
    Batch Yield
    Batch Yield AMOUNT
    Print Recipe

    For more information

    ARTICLE
    Using the Bramble Berry Lye Calculator

    Customizing soap recipes is one of the many advantages of making products from scratch. There’s a lot of joy in experimenting and finding the perfect combination of ingredients that make your skin feel great.

    READ MORE
    ARTICLE
    Formulating Cold Process Soap Recipes

    Formulating your own cold process soap recipes is easy! The key is to start simple and go from there. Learn more below, and find cold process soap making supplies here

    READ MORE