True Integrity Opalescent Color Creme Intensifiers are used to enhance selected series or correct undesirable tones in hair.
- Use yellow to intensify gold tones and add Brightness.
- Red to intensify orange and red tones.
- Red violet to intensify red and red violet tones.
- Graphite to cancel unwanted red, orange and gold tones in hair.
Adding an intensifier to a formula does not require additional developer.