Common Name(s): Ppg-9-steareth-3,ppg-9 peg-3 stearyl ether (combined ppg-9/peg-3 stearyl) derivative
DESCRIPTION
What It Does: Helps oil and water blend and provides emollient conditioning.
Why It's Used: Ppg-9 modification of peg-3 stearyl ether (combined ppg-9/peg-3 stearyl) gives hlb ~8โ10; o/w balanced; ppg-9 lipophilicity + peg-3 hydrophilicity + stearyl emolliency.
How It Works: Ppg-9 arms provide lipophilic character; peg-3 stearyl ether (combined ppg-9/peg-3 stearyl) contributes the hydrophobic/emollient tail; hlb ~8โ10.
Typically Found In: W/o emulsions,emollient systems,specialty skin care
TECHNICAL DETAILS
Primary Category: Functional ingredient โ emulsifier
Secondary Functions: Emollient,skin conditioning,viscosity controlling
Application Areas:
Facial Skincare
Body Care
Hair Care
Beard Care
Color Cosmetics (Makeup)
Dietary/Oral Supplements
Typical Concentration Range: 0.5%โ5%
SOURCING & ETHICS
Vegan Status: Conditional
Halal Status: Yes
Source Notes: Ppg from petrochemical; base material from plant or synthetic.
SKIN COMPATIBILITY
Irritancy Rating: 1/5 โ very low
Comedogenicity Rating: 1/5 โ low
Sensitivity Concerns: Generally well tolerated.
Safe for Sensitive Skin: Yes
SAFETY & COMPATIBILITY
Safety Profile: Good safety profile. ewg score: 1โ2.
Works Well With: Nonionic emulsifiers,emollients,fatty alcohols
Avoid Combining With: No significant incompatibilities
SCIENTIFIC NOTE
Ppg-9-steareth-3: combined ppg-9 (lipophilic) and peg-3 (mildly hydrophilic) on stearyl c18; balanced hlb ~8-10 for o/w emulsification with stearyl conditioning.
Last Verified: Cosing database,inci dictionary
Primary Sources: 2026-03-28