What does happen if L'oreal Feria Color Booster is messing?

If L'Oréal Feria Color Booster is mixed incorrectly or used improperly, it can lead to uneven color results, such as patchiness or unwanted tones. Additionally, using too much or too little of the booster may affect the vibrancy and longevity of the hair color. It's essential to follow the instructions accurately to achieve the desired results. If there are issues, a color correction treatment may be necessary.