Advanced Soap & Lye Calculator for Soap Makers

Whether you're just starting out or are a seasoned soapmaker, The Cosmetics Lab Soap Calculator offers the perfect balance of simplicity and power:

  • Clean, intuitive UI – no clutter, just clarity.
  • Step-by-step Wizards – ideal for beginners who need guidance.
  • Expert Mode – full control and advanced options for experienced users.
  • Recipe templates – reuse your settings and oils in a click.
  • Extensive built-in additives list – no more typing common ingredients manually.
  • Neat bar graphs – visually compare your soap’s properties at a glance.
  • FREE and AD-FREE!
  • Integrated help in every step – no need to leave the page for answers.
  • Complete how-to article read the step-by-step guide
  • Professional tutorial video watch the video with chapter navigation
  • And much more – try it and see for yourself!
Start Creating Your Soap Recipe

Helpful Resources

How to Use the Cosmetics Lab Soap Calculator

New to the Cosmetics Lab Soap Calculator?
Explore our complete guide to learn how to create your own recipes with confidence – featuring step-by-step instructions, screenshots, and now a full video tutorial with chapter navigation!

Read the full how-to article

Watch the video tutorial

Safety Precautions for Soap Making

Making soap using the cold process can be incredibly rewarding. However, handling lye (or any other chemical) always comes with safety concerns.
Read this article to learn about potential hazards and how to make cold process soap safely - just like a pro!

Safety precautions for soap making: a complete guide