Aluminium Starch Octenylsuccinate is a modified starch derivative used in cosmetics primarily to absorb oil and moisture, improve skin feel, and act as a thickening or anti-caking agent. It helps create a smooth, matte, powdery texture in formulations such as powders, antiperspirants, and creams.
| Reported effect | How often | Notes |
|---|---|---|
Skin dryness | Uncommon | Its absorbent nature may contribute to dryness in some individuals with already dry skin. |
Mild irritation or redness | Rare | Occasional sensitivity reactions reported, generally mild. |
Contact dermatitis | Very rare | Allergic reactions are uncommon; generally considered low-risk and well tolerated. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.