Photo Credit: Redken
Sulfate-free shampoos are not new: in 2008 Good Housekeeping reviewed its first brush with products formulated without sodium lauryl sulfates (SLS).
While that review wasn’t exactly glowing in the beginning (the reviewer complained that the shampoo wouldn’t produce suds, for starters) by the end of her trial she reported that her hair, in fact, was satisfactorily clean.
Surfactant-free shampoos have come a long way since then, and one of the newest launches in the category is the Redken Color Extend Magnetics ($29-$33) line. The objective of SLS-free hair-care is to preserve color in color-treated hair. In addition, there is some controversy that sodium lauryl sulfates could be carc