On June 25, 2015, during its 10th plenary meeting, the SCCS has adopted a new Opinion on the hair dye Basic Blue 124, revised its Opinion on the nano form of MBBT, and added some new precisions to its clarification of the term sprayable.
Basic Blue 124
Note
During its meeting on December 16, 2014, the SCCS has adopted an Opinion on Basic Blue 124. Its scope: semi-permanent as well as permanent (oxidative) hair dye formulations.
The scope a this new one has been limited to semi-permanent hair dye formulations. But the conclusion is the same.
Background
The new ingredient Basic Blue 124 is intended to be used as a direct hair dye in semi-permanent hair dye formulations at on-head concentrations in the range between 0.01% up to a maximum of 0.5% (w/v). The regular frequency of application is intended to be once per month up to once per 8 weeks.
For exhaustive background information, see the first request
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SCCS: 4 requests for scientific Opinions
(June 26, 2014)
Opinion
1. In light of the data provided, does the SCCS consider Basic Blue 124 safe when used as a direct hair dye in semi-permanent hair dye formulations at on-head concentration up to a maximum of 0.5% (w/v)?
The safety of Basic Blue 124 cannot be assessed since no final conclusion on mutagenicity can be drawn without further studies to exclude gene mutation potential.
2. Does the SCCS have any further scientific concerns with regard …
