In our reference data, PEG-100 Stearate can feed Malassezia (fungal acne).
PEG-100 Stearate is a polyethylene glycol ester of stearic acid used as a nonionic surfactant and emulsifier to stabilize oil-in-water formulations and improve skin feel. It functions as a formulation base ingredient rather than a therapeutic 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 | Sensitization to PEG esters has been documented, primarily in patients with damaged skin barriers (e.g., burns, ulcers). |
Contact urticaria | Very rare | Isolated case reports of immediate-type reactions. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.