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Learn to formulate your own natural soaps safely.

What Is Lye?
7 min de lecture 2026-09-18
softsoappetal.com DIY Saponification
#Lye #Sodium hydroxide #NaOH #Soap formulation #Superfat #Amount of water

What Is Lye?

Discover the role of caustic soda (NaOH) in cold-process soap making: saponification, safety, dosage calculations, and tips for getting started safely.

Guide gratuit • Formule DIY Découvrir
Calculate the amount of water in a soap recipe
3 min de lecture 2026-09-10
softsoappetal.com DIY Saponification
#Amount of water #Balance a soap #Lye #Soap formulation #NaOH

Calculate the amount of water in a soap recipe

How do you calculate the water needed for cold-process soap making? Discover three simple methods: oil percentage, concentration, and water-to-lye ratio.

Guide gratuit • Formule DIY Découvrir
Formulation Kit

DIY Soap Formulation Kit

Access our Google Sheets calculator + Oil PDF guide to formulate your soaps with zero errors.

Discover the Kit