Fullerene is a carbon-based molecule (C60) used in skincare as a potent free-radical scavenger, valued for its ability to neutralize reactive oxygen species and provide antioxidant protection against oxidative stress and photoaging. It is generally well tolerated in topical cosmetic formulations.
| Reported effect | How often | Notes |
|---|---|---|
| Mild skin irritation or redness | Rare | Occasional transient irritation reported, typically formulation- or concentration-dependent. |
| Allergic contact dermatitis | Very rare | Isolated sensitization possible, as with most cosmetic ingredients. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.