Head-to-head

Palm Oil (RSPO) vs Shea Butter (Unrefined)

hard
hard

Substitution factor

NaOH SAP A 0.1420NaOH SAP B 0.1280A / B = 0.1420 / 0.1280

1.1094

Multiply your lye amount by 1.1094 when swapping Palm Oil (RSPO) for Shea Butter (Unrefined).

Inverse 0.9014 when swapping Shea Butter (Unrefined) for Palm Oil (RSPO).

500 g swap · pure NaOH

500 g Palm Oil (RSPO)
71.00 g NaOH
500 g Shea Butter (Unrefined)
64.00 g NaOH
Lye_A = Lye_B × factor
64.00 × 1.1094 = 71.00
Reverse pair

Constants

SAP, iodine, INS

MetricPalm Oil (RSPO)Shea Butter (Unrefined)Δ A−B
NaOH SAP (pure)

0.1420

0.1280

+0.0140
KOH SAP (pure)

0.1990

0.1790

+0.0200
KOH SAP (90%)

0.2211

0.1989

+0.0222
Iodine value

53

60

-7
INS

145

116

+29
Max % of oils

50%

15%

+35
Hardness class

hard

hard

Trace

neutral

slows

INCI (pre-sap)

Elaeis Guineensis (Palm) Oil

Butyrospermum Parkii (Shea) Butter

INCI NaOH salt

Sodium Palmate

Sodium Shea Butterate

INCI KOH salt

Potassium Palmate

Potassium Shea Butterate

Fatty acids

Eight-acid profile

MetricPalm Oil (RSPO)Shea Butter (Unrefined)Δ A−B
Lauric C12:0

0.0%

0.0%

0.0
Myristic C14:0

1.0%

0.0%

+1.0
Palmitic C16:0

44.0%

5.0%

+39.0
Stearic C18:0

5.0%

40.0%

-35.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

39.0%

48.0%

-9.0
Linoleic C18:2

10.0%

6.0%

+4.0
Linolenic C18:3

0.0%

0.0%

0.0

Quality

Physical contribution

MetricPalm Oil (RSPO)Shea Butter (Unrefined)Δ A−B
Hardness

50.0

45.0

+5.0
Cleansing

1.0

0.0

+1.0
Conditioning

49.0

54.0

-5.0
Bubbly lather

1.0

0.0

+1.0
Creamy lather

49.0

45.0

+4.0
Longevity

49.0

45.0

+4.0