Murumuru Butter

Beurre de murumuru
Lauric oils and butters

About

Murumuru Butter is rich in lauric acid (47%). It is a lauric fat: it makes a hard, very cleansing soap with abundant lather, which can dry the skin when used in a high proportion.

Values

Saponification value (KOH)
275
mg KOH / g of oil
Saponification value (NaOH)
0.196
g NaOH / g of oil
INS
250
Iodine value
25

How much lye for 1 kg?

For 1,000 g of Murumuru Butter with 5% superfat:

Sodium hydroxide (NaOH)
186.6 g
Potassium hydroxide (pure KOH)
261.3 g
i.e. 290.3 g of 90% pure KOH

These amounts apply to a soap made with this oil only. For a blend of oils, use the calculator.

Use in the calculator

Fatty acid profile

  • Lauric 47 %
  • Myristic 26 %
  • Palmitic 6 %
  • Stearic 3 %
  • Oleic 15 %
  • Linoleic 3 %
  • Linolenic 0 %
  • Ricinoleic 0 %

Soap qualities (oil used alone)

  • Hardness 82 recommended: 29 to 54
  • Cleansing 73 recommended: 12 to 22
  • Conditioning 18 recommended: 44 to 69
  • Bubbly lather 73 recommended: 14 to 46
  • Creamy lather 9 recommended: 16 to 48

Values for a soap made with 100% of this oil, compared with the recommended range for a complete recipe.

Oils with a similar profile

Fats whose fatty acid composition is closest to this one: useful to find a substitute.

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