Apply after color conditioner, massage through hair Wait 2-3 minutes, then rinse

To properly use the L'Oreal Professionnel Colorsonic Hair Styler, first insert a new color cartridge. Then, push the power button to …

The beauty of Colorsonic is – it directly delivers a cleaner and easier application than traditional at-home color. Take the usual …

View online or download L'oreal professionnel Colorsonic Technical Manual.

*For best results, we recommend waiting two weeks after a relaxer treatment before applying permanent color.

Jul 28, 2026 · To maintain its vibrancy and health, L'Oréal Paris' ColorSonic after-color conditioner is an essential tool. This …

Brilliant hair color in 3 steps: Pick your shade, Pop it in the device, & Press for Color.

Oct 1, 2025 · Today I am testing the L'oreal Colorsonic device for the first time to touch up my gray roots at home. Sharing how to …

Jun 2, 2026 · To preserve the intensity of your new color, incorporate sulfate-free, color-safe shampoos and conditioners into your …

Jun 21, 2024 · Use the recommended post-color treatment or a specific conditioner. After dyeing, hair needs to be treated gently: no …