Olaplex No. 0 Intensive Bond Building Treatment is a powerful preparatory treatment crafted to prime all hair types, especially those with visible damage, for profound repair. This formula boasts the highest concentration of patented Olaplex technology, featuring Bis-Aminopropyl Diglycol Dimaleate, to rebuild broken bonds, boost overall hair strength, and protect hair integrity. Apply this intensive treatment as the initial step in your routine to maximise nourishment absorption and optimise the effects of subsequent repair treatments for truly transformative results