The soul of Brazilian beauty. QOD Professional is a global authority in keratin therapy and high-concentration hair restorative treatments. Based in Brazil and exported to over 50 countries, QOD is celebrated for its purity and professional efficacy. From the legendary Max Prime S-Fiber to our specialized sulfate-free aftercare ranges, QOD blends advanced cosmetic chemistry with luxury ingredients to ensure hair remains strong, smooth, and impeccably healthy.