Recipe lab

Saponis

Head-to-head

Lard vs Coconut Oil (76 deg)

hard
hard

Substitution factor

NaOH SAP A 0.1390NaOH SAP B 0.1830A / B = 0.1390 / 0.1830

0.7596

Multiply your lye amount by 0.7596 when swapping Lard for Coconut Oil (76 deg).

Inverse 1.3165 when swapping Coconut Oil (76 deg) for Lard.

500 g swap · pure NaOH

500 g Lard
69.50 g NaOH
500 g Coconut Oil (76 deg)
91.50 g NaOH
Lye_A = Lye_B × factor
91.50 × 0.7596 = 69.50
Reverse pair

Constants

SAP, iodine, INS

MetricLardCoconut Oil (76 deg)Δ A−B
NaOH SAP (pure)

0.1390

0.1830

-0.0440
KOH SAP (pure)

0.1950

0.2570

-0.0620
KOH SAP (90%)

0.2167

0.2856

-0.0689
Iodine value

57

10

+47
INS

139

258

-119
Max % of oils

50%

30%

+20
Hardness class

hard

hard

—
Trace

slows

accelerates

—
INCI (pre-sap)

Adeps Suillus (Lard)

Cocos Nucifera (Coconut) Oil

—
INCI NaOH salt

Sodium Lardate

Sodium Cocoate

—
INCI KOH salt

Potassium Lardate

Potassium Cocoate

—

Fatty acids

Eight-acid profile

MetricLardCoconut Oil (76 deg)Δ A−B
Lauric C12:0

0.0%

48.0%

-48.0
Myristic C14:0

1.0%

19.0%

-18.0
Palmitic C16:0

26.0%

9.0%

+17.0
Stearic C18:0

14.0%

3.0%

+11.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

44.0%

8.0%

+36.0
Linoleic C18:2

10.0%

2.0%

+8.0
Linolenic C18:3

1.0%

0.0%

+1.0

Quality

Physical contribution

MetricLardCoconut Oil (76 deg)Δ A−B
Hardness

41.0

79.0

-38.0
Cleansing

1.0

67.0

-66.0
Conditioning

55.0

10.0

+45.0
Bubbly lather

1.0

67.0

-66.0
Creamy lather

40.0

12.0

+28.0
Longevity

40.0

12.0

+28.0