OLAPLEX No. 0 Intensive bond building hair

A professional-inspired treatment that primes your hair for absorbing nourishment, rebuilds hair bonds, and strengthens and protects hair integrity. This intensive, bond-building treatment is best used as a two-part system with No.3 Hair Perfector to further enhance, strengthen and repair all types of damaged hair. It multiplies and reconnects broken bonds, creating velcro-like receptors to receive the additional benefits of No. 3.