Methoxyhydroxyphenyl Isopropylnitrone (commercially known as Spin Trap or PBN derivative) is a nitrone-based free radical scavenger used in topical skincare to neutralize reactive oxygen species and reduce oxidative stress. It is marketed for anti-aging and protective benefits against environmental damage.
| Reported effect | How often | Notes |
|---|---|---|
| Mild skin irritation | Rare | Occasional transient redness or stinging reported at application sites. |
| Contact dermatitis | Very rare | Isolated allergic sensitization possible in predisposed individuals. |
| Mild erythema | Rare | Temporary flushing typically resolving without intervention. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.