Troubleshooting
Cold Process Soap Problems: What's Wrong and How to Fix It
Sort your cold process soap problems fast: seizing, ricing, soda ash, DOS and more. See what's cosmetic, what you can fix, and what to check first.
By The Soap Brain Team ·
Soap Making Blog
Guides, safety, and myth-busting — from your first batch to advanced recipes.
-
-
Guides
Types of Soap Making: Which Methods Use Lye
Compare the types of soap making: melt and pour, cold process, hot process, liquid and rebatching. See which need a lye calculator and which don't.
By The Soap Brain Team ·
-
Guides
Soap Calculator Numbers Explained: What to Trust
Soap calculator numbers explained: which results are fixed inputs, which are guideline predictions, and what to do when hardness or INS lands out of range.
By The Soap Brain Team ·
-
Guides
How to Make Soap: A Beginner's Cold Process Soap Recipe
Learn how to make soap at home with a simple three-oil cold process recipe: each step to trace, the cure, and fixes for seizing, soft bars and partial gel.
By The Soap Brain Team ·
-
Safety
Lye Heavy Soap: How to Tell, Fix It or Toss It
Not every zap means lye heavy soap. Learn to tell young, lye-heavy and pocketed bars apart, test with pH strips, and decide whether to rebatch or discard.
By The Soap Brain Team ·
-
Safety
How to Zap Test Soap Safely, and What a Zap Means
Learn how to zap test soap for leftover lye: when to wait, how to touch rather than lick, how to read the result, and which checks skip the tongue.
By The Soap Brain Team ·
-
Safety
KOH Safety for Liquid Soap: Handling, Paste and Dilution
KOH safety for liquid soap: what stays the same as NaOH, how flakes take on moisture, and the hot paste and dilution stages, plus first aid.
By The Soap Brain Team ·
-
Safety
Soap Making: Weigh, Not Volume, for Safe Lye Math
In soap making, weigh not volume: see why cups misjudge oils, fats and lye, how a small error changes superfat, and how to weigh each ingredient.
By The Soap Brain Team ·
-
Safety
Lye Burn First Aid: What to Do for Skin, Eyes and More
Lye burn first aid depends on how the lye reached you. Learn the steps for skin, eyes, swallowing and inhaling, and why water beats vinegar.
By The Soap Brain Team ·
-
Safety
Lye Safety for Soapmakers: Gear, Airflow, and First Aid
Lye safety explained step by step: what to wear, how to ventilate, which containers hold up, and why water, not vinegar, is the answer to a splash.
By The Soap Brain Team ·