Sulfate-Free Color-Protect Shampoos 1. Definition Sulfate-free color-protect shampoos are hair-cleansing products formulated without harsh sulfates such as SLS (Sodium Lauryl Sulfate) or SLES (Sodium Laureth Sulfate). They are designed to gently cleanse color-treated hair while preserving vibrancy, reducing frizz, and maintaining moisture. These shampoos are ideal for chemically colored, highlighted, or treated hair, particularly those […]
