Murumuru Butter has a saponification (SAP) value of 0.196 for NaOH (bar soap) and 0.275 for KOH (liquid soap). It's typically used at 3-20% of the oils.
How much lye for Murumuru Butter?
Lye at 0% superfat = oil weight × SAP. Apply your superfat to reduce it (e.g. ×0.95 for 5%).
| Murumuru Butter | NaOH (0% SF) | NaOH (5% SF) | KOH (0% SF) |
|---|---|---|---|
| 100 g | 19.6 g | 18.6 g | 27.5 g |
| 250 g | 49 g | 46.6 g | 68.8 g |
| 500 g | 98 g | 93.1 g | 137.5 g |
What Murumuru Butter does in soap
| Property | Value |
|---|---|
| Hardness | 82 |
| Cleansing | 73 |
| Conditioning | 15 |
| Bubbly lather | 73 |
| Creamy lather | 9 |
| Longevity | 9 |
Values are the oil's solo contribution (SoapCalc-style property model). Real bars blend several oils — build the full recipe to see the combined profile.
Fatty-acid profile
| Fatty acid | % |
|---|---|
| lauric | 47% |
| myristic | 26% |
| palmitic | 6% |
| stearic | 3% |
| oleic | 13% |
| linoleic | 2% |
Usage notes
Useful for hardness and creamy lather in shaving soap bases.
Build a recipe with Murumuru Butter in SoapCalc — it computes the exact lye for your oils at any superfat and saves the recipe. See all soap-making oils or the SAP value chart.