Note: After clicking Calculate Recipe, click View or Print Recipe to see water and lye amounts.

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. Lye is safe to work …

Advanced and beginner soap making calculator for soapmakers. Create solid, liquid and cream soaps. Save your recipes with pictures and add custom ingredients & instructions to share …

The most comprehensive and intelligent soap recipe builder with all the necessary calculators built in. A large selection of oils, fats, waxes, custom additives and an ability to add your own …

Aug 3, 2025 · Designed for beginners and advanced makers alike, this soap making calculator delivers fast, accurate results and a clean, mobile-friendly interface. Scale formulas, apply …

The WSP Lye Calculator lets you play 'what if' with your soap recipe. You can easily change what oils are used and the formula percentages. The calculator will then compute the recipe and …

Safe soap should have no excess lye (properly calculated using this calculator), be fully saponified (proper cure time), and pH tested if desired (should be between 8-10).

Ready to make your next soap recipe? Effortless to use — accurate and reliable. Discover The Cosmetics Lab — the free, ad-free soap calculator trusted by thousands of soapmakers since …

Use The Soap Calculator to create your very own cold processed or lye soap formulas. The Soap Calculator simplifies all of your formulating needs for making hand crafted soap.

Majestic Mountain Sage's Lye Calculator™ is a tool for soapmakers to create new soap recipes. The Lye Calculator™ will calculate the amount of lye (either sodium hydroxide or potassium …