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Traditional

Bastile

Open in the calculator

The oils

Oil Share
Olive Oil (virgin / refined / olive oil) 80.0 %
Coconut Oil 20.0 %

How it is made

Process Cold process
Alkali NaOH
Superfat 5 %
Water 38 % of the oils
Iodine value 69
INS 134

What the numbers say

Hardness 29 29–54
Cleansing 14 12–22
Conditioning 67 44–69
Bubbly lather 14 below 14–46
Creamy lather 16 below 16–48

Computed from the fatty acids of the fats above. The bands are what the craft has settled on, not chemistry — a bar outside one is not wrong.

Try it differently

8 variations

The same soap with one thing moved. Each opens in the calculator ready to change again.

Where these proportions come from

Craft convention: a castile with enough lauric oil to lather, conventionally 70–85 % olive. Ours sits at 80 %.

A canonical formulation: the proportions the craft has settled on for this kind of soap. Not transcribed from a document, and not copied from anywhere.

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