Sodium Cetearyl Sulfate is an anionic surfactant and emulsifier derived from cetearyl alcohol, used to stabilize oil-in-water emulsions and improve texture in creams and lotions. It functions as a formulation base ingredient rather than a treatment active.
| Reported effect | How often | Notes |
|---|---|---|
Skin irritation | Uncommon | Mild irritation possible, more likely on compromised or sensitive skin. |
Contact dermatitis / allergic sensitization | Rare | Documented as a contact allergen in some patch-test studies, often linked to associated impurities or related emulsifiers. |
Dryness or stinging | Rare | Generally well tolerated; transient discomfort reported infrequently. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.