The material selection platform
Cosmetics Ingredients
The material selection platform
Cosmetics Ingredients


CAS Number 9005-08-7
Chem/IUPAC Name: Poly (oxy-1,2-ethanediyl),. alpha. -(1-oxooctadecyl)-. omega. -[(1-oxooctadecyl)oxy]-
COSING REF No: 77715
PEG-150 Distearate is polyethylene glycol diester of stearic acid. It is in the form of solid, white to off-white waxy flakes and used as a thickener, emulsifier, solubilizer in cosmetics and personal care products. Typical concentration: 0.5-50%.

What is PEG-150 DISTEARATE used for?

PEG-150 Distearate is used mainly as a thickener in products like shampoos, conditioners, shower gels, face washes, hand washes, shaving creams, baby-care products etc.
  • Skin care: It is used as an emulsifier in creams and lotions
  • Hair care: It is used as an anti-static agent in conditioners


PEG-150 Distearate is produced by the esterification of stearic acid which is derived from palm kernel oil or other vegetable oils.

What does PEG-150 DISTEARATE do in a formulation?

  • Emulsifying
  • Viscosity controlling

Safety profile

PEG-150 Distearate is designated as safe to be used in products at a concentration of 5.0%.

Technical profile

Property Values
Boiling Point 492-497°C
Melting Point 52-57°C
Hydroxyl Value 5 max.
Solubility Soluble in water and ethanol
Insoluble in mineral and vegetable oil
Saponification Value
165-175 mgKOH/g
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