Xanthophylls are oxygen-containing carotenoid pigments (e.g., lutein and zeaxanthin) used in skincare for their antioxidant properties and potential to protect skin from oxidative stress and blue-light/UV-induced damage.
| Reported effect | How often | Notes |
|---|---|---|
| Skin irritation or sensitivity | Rare | Mild redness or irritation possible in sensitive individuals, typically formulation-related. |
| Allergic contact dermatitis | Very rare | Isolated reports; carotenoids are generally well tolerated topically. |
| Temporary skin discoloration | Very rare | High concentrations of pigmented carotenoids may impart a faint yellow tint. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.