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Diphenyl Dimethicone
AKA “Diphenylmethyl Dimethicone”
Surfactant
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Ingredient Facts
Diphenyl dimethicone
AKA: Diphenylmethyl Dimethicone
Surfactant · Emollient · EWG: 2
Synthetic
Emollient
Cleanser
Emulsifier
Skin Conditioner
Hair Care
Silicone
Clean
Silicones and siloxanes, dimethyl, diphenyl
CAS #
-
Form
Liquid
See origin →
Functions
Antifoaming
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Locks In Moisture
Traditional Use
A silicone polymer developed in the mid-20th century as an advanced version of dimethicone. Designed to provide superior lubricity, water resistance, and skin feel compared to earlier silicone formulations.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR