C10-30 Alkyl Acrylate Crosspolymer is a synthetic acrylic polymer used to thicken, stabilize, and emulsify cosmetic formulations, particularly oil-in-water systems and gels. It functions as a base/formulation aid rather than a treatment active and helps suspend ingredients and improve product texture.
| Reported effect | How often | Notes |
|---|---|---|
| Skin irritation | Rare | Mild transient irritation possible, often related to other formula components or pH. |
| Allergic contact dermatitis | Very rare | Sensitization to this polymer is uncommonly reported; generally considered low-risk. |
| Eye irritation | Uncommon | Possible stinging if product enters the eyes, typically formulation-dependent. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.