Ethoxy Diglycol (diethylene glycol monoethyl ether) is a solvent and viscosity-reducing agent used in skincare and cosmetic formulations to dissolve active ingredients and improve their penetration into the skin. It is primarily a formulation/base ingredient rather than a treatment active.
| Reported effect | How often | Notes |
|---|---|---|
Skin irritation | Uncommon | Mild stinging, redness or dryness, more likely at higher concentrations or on compromised skin. |
Contact dermatitis | Rare | Allergic or irritant dermatitis reported in sensitive individuals. |
Eye irritation | Uncommon | Can cause stinging or irritation on accidental ocular contact. |
Enhanced penetration of co-formulated actives | Uncommon | By increasing absorption it may intensify irritation from other ingredients. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.