Give haircolor a boost with True Integrity Opalescent Colour Cr?me Booster from Scruples. The unpigmented formula features the Protective Barrier Complex and the same conditioning base as other True Integrity products. ?True Integrity Cr?me Booster gently provides an extra half level of lift when mixed with True Integrity shades, and an extra full level of lift when mixed with Ultra Light Blondes, with no increase in processing time.