abstract |
method of protecting a colored or dyed substrate from dye transfer during exposure to an aqueous cleaning solution, method of dyeing a substrate, using a wash composition and hair dyeing kit. a method of protecting a colored or dyed substrate from dye transfer during exposure to aqueous cleaning solutions, the method comprising the step of treating said colored or dyed substrate with a composition comprising a surfactant system, wherein said system comprises a bio-surfactant in the range of 50-100% by weight of the total surfactant system. |