# Tret+BPO : DermLogic Public Audit (D • 38/100)

- **Primary KPI**: 38/100 Hazard (Peroxide Oxidation)
- **CNN Model**: PaddleOCR-v4 INCI Label Reader + MediaPipe 468-Zone Erythema CNN (11ms)
- **CNN Sensor Readout**: CIELAB a* +9.4 Acute Erythema Spike • Retinoid Degraded
- **Diagnostic Verdict**: Benzoyl Peroxide Oxidizes Tretinoin Same-Night
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