| abstract |
The present invention relates to hair colouring compositions comprising i) at least one oxidising agent, ii) at least alkalizing agent, preferably a source of ammonium ions, iii) at least one source of carbonate ions, carbamate ions and or hydrocarbonate ions and iv) at least one radical scavenger, wherein said composition has a pH of up to 9.5 which provide a high level of lift and lightening and the required dye deposition and grey coverage whilst reducing the concentration of peroxide, the ammonia odour and reducing the fibre damage. |