Recipe lab

Saponis

Head-to-head

Coconut Oil (76 deg) vs Neem Oil

hard
soft

Substitution factor

NaOH SAP A 0.1830NaOH SAP B 0.1387A / B = 0.1830 / 0.1387

1.3194

Multiply your lye amount by 1.3194 when swapping Coconut Oil (76 deg) for Neem Oil.

Inverse 0.7579 when swapping Neem Oil for Coconut Oil (76 deg).

500 g swap · pure NaOH

500 g Coconut Oil (76 deg)
91.50 g NaOH
500 g Neem Oil
69.35 g NaOH
Lye_A = Lye_B × factor
69.35 × 1.3194 = 91.50
Reverse pair

Constants

SAP, iodine, INS

MetricCoconut Oil (76 deg)Neem OilΔ A−B
NaOH SAP (pure)

0.1830

0.1387

+0.0443
KOH SAP (pure)

0.2570

0.1945

+0.0625
KOH SAP (90%)

0.2856

0.2161

+0.0694
Iodine value

10

72

-62
INS

258

123

+135
Max % of oils

30%

10%

+20
Hardness class

hard

soft

—
Trace

accelerates

accelerates

—
INCI (pre-sap)

Cocos Nucifera (Coconut) Oil

Azadirachta Indica (Neem) Seed Oil

—
INCI NaOH salt

Sodium Cocoate

Sodium Neemate

—
INCI KOH salt

Potassium Cocoate

Potassium Neemate

—

Fatty acids

Eight-acid profile

MetricCoconut Oil (76 deg)Neem OilΔ A−B
Lauric C12:0

48.0%

0.0%

+48.0
Myristic C14:0

19.0%

0.0%

+19.0
Palmitic C16:0

9.0%

18.0%

-9.0
Stearic C18:0

3.0%

18.0%

-15.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

8.0%

52.0%

-44.0
Linoleic C18:2

2.0%

9.0%

-7.0
Linolenic C18:3

0.0%

0.0%

0.0

Quality

Physical contribution

MetricCoconut Oil (76 deg)Neem OilΔ A−B
Hardness

79.0

36.0

+43.0
Cleansing

67.0

0.0

+67.0
Conditioning

10.0

61.0

-51.0
Bubbly lather

67.0

0.0

+67.0
Creamy lather

12.0

36.0

-24.0
Longevity

12.0

36.0

-24.0