Loma Fortifying Repairative Tonic 3.4oz Color Catalyst, bleach catalyst and wearable reconstructor. Repairs, strengthens and protects against color fade. Apply one pump to clean damp hair or may be used on dry hair for maximum shine. One pump into any type and brand of hair color drives the color pigment further into the hair shaft for better grey coverage and deeper reds. Aromatherapy of Cranberry and Pear.