Head-to-head

Olive Oil vs Lard

soft
hard

Substitution factor

NaOH SAP A 0.1340NaOH SAP B 0.1380A / B = 0.1340 / 0.1380

0.9710

Multiply your lye amount by 0.9710 when swapping Olive Oil for Lard.

Inverse 1.0299 when swapping Lard for Olive Oil.

500 g swap · pure NaOH

500 g Olive Oil
67.00 g NaOH
500 g Lard
69.00 g NaOH
Lye_A = Lye_B × factor
69.00 × 0.9710 = 67.00
Reverse pair

Constants

SAP, iodine, INS

MetricOlive OilLardΔ A−B
NaOH SAP (pure)

0.1340

0.1380

-0.0040
KOH SAP (pure)

0.1880

0.1930

-0.0050
KOH SAP (90%)

0.2089

0.2144

-0.0056
Iodine value

85

57

+28
INS

109

139

-30
Max % of oils

100%

100%

0
Hardness class

soft

hard

Trace

slows

slows

INCI (pre-sap)

Olea Europaea (Olive) Fruit Oil

Lard

INCI NaOH salt

Sodium Olivate

Sodium Lardate

INCI KOH salt

Potassium Olivate

Potassium Lardate

Fatty acids

Eight-acid profile

MetricOlive OilLardΔ A−B
Lauric C12:0

0.0%

0.0%

0.0
Myristic C14:0

0.0%

1.0%

-1.0
Palmitic C16:0

14.0%

28.0%

-14.0
Stearic C18:0

3.0%

13.0%

-10.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

71.0%

46.0%

+25.0
Linoleic C18:2

11.0%

6.0%

+5.0
Linolenic C18:3

1.0%

1.0%

0.0

Quality

Physical contribution

MetricOlive OilLardΔ A−B
Hardness

17.0

42.0

-25.0
Cleansing

0.0

1.0

-1.0
Conditioning

83.0

53.0

+30.0
Bubbly lather

0.0

1.0

-1.0
Creamy lather

17.0

41.0

-24.0
Longevity

17.0

41.0

-24.0