Matrix Total Results The Re-Bond Shampoo is formulated with Citric Acid to cleanse product build-up, leaving your hair primed and ready for deep repair.​ Formulated with Citric Acid, The Re-Bond Shampoo detangles and strengthens, leaving your hair manageable, smooth and soft to touch. Use our Strength Rehab System of Shampoo, Pre-Conditioner and Conditioner for maximum results. Get professional revitalizing results in 2 weeks.​