Soap Making Guides
Practical guides for home soap makers — from first-batch basics to oil selection and safety. All free, no signup.
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Beginner's Guide to Cold Process Soap
Equipment, a starter recipe, the step-by-step process, and the most common beginner mistakes — everything you need for your first batch.
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Lye Safety Guide
How to handle NaOH and KOH safely — PPE, safe mixing rules, what to do in an emergency, and proper storage and disposal.
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Best Oils for Soap Making
What every common soap oil does — coconut, olive, castor, palm, shea, and more — and how to balance a recipe that's hard, conditioning, and lathers well.
Free Calculators
Pair these guides with our free calculators to build and test your recipes:
- Lye Calculator — exact NaOH or KOH amounts for your oil blend
- Fragrance Calculator — fragrance amounts by usage rate
- Batch Scaler — scale any recipe to your batch size
- Cost Calculator — per-bar cost for pricing your soap