Figure 2. Hair color wash out reduction comparing Quinoa Pro EX vs. control (using Colorimeter)
In addition, the results of measuring ∆E as an overall change in L*a*b coordinates of washed hair swatches also showed a 13% reduction of color wash out.
In addition, the results of measuring ∆E as an overall change in L*a*b coordinates of washed hair swatches also showed a 13% reduction of color wash out.