Phenoxyethanol is a widely used synthetic preservative that protects cosmetic and skincare formulations from bacterial and fungal contamination. It is typically used at concentrations up to 1% and functions as a formulation/base ingredient rather than a treatment active.
| Reported effect | How often | Notes |
|---|---|---|
Mild skin irritation | Uncommon | Transient redness or stinging, more likely on compromised or sensitive skin. |
Allergic contact dermatitis | Rare | Documented in patch-test studies; sensitization can occur but is infrequent. |
Contact urticaria | Very rare | Isolated case reports of hives following topical exposure. |
Eye/mucous membrane irritation | Uncommon | Possible with higher concentrations or accidental contact with mucosa. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.