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Optic White Overnight Whitening Pen
A brush-on serum designed to sit on teeth overnight for slow-release whitening.
- Active
- Hydrogen peroxide
- Sensitivity
- moderate
- Duration
- Overnight
- Evidence
- Moderate

Brush-on gels for spot treatment and touch-ups.
Pens paint a thin layer of peroxide or PAP gel directly on the enamel — convenient for maintenance between fuller treatments.
A brush-on serum designed to sit on teeth overnight for slow-release whitening.