In our reference data, Sorbitan Isostearate can feed Malassezia (fungal acne).
Sorbitan isostearate is a sorbitan ester of isostearic acid used as a nonionic emulsifier and stabilizer in oil-in-water and water-in-oil cosmetic formulations. It helps blend oil and water phases and improves texture and spreadability.
| Reported effect | How often | Notes |
|---|---|---|
| Mild skin irritation | Rare | Occasional transient redness or stinging, typically in sensitive skin. |
| Allergic contact dermatitis | Rare | Sorbitan esters have been reported as occasional contact allergens, though sensitization is uncommon. |
| Eye irritation | Rare | Possible irritation on direct contact with eyes in some products. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.