A professional-inspired, intensive treatment that primes hair for deeper repair, strengthens, and protects hair integrity leveraging the OLAPLEX™ patented bond-building technology. This hair treatment primes hair to intensify benefits of No. 3 Hair Perfector (sold separately). It strengthens weakened bonds deep within the hair strand. It repairs hair from chemical, thermal, mechanical, and environmental damage.

Redesigned for a quick and targeted stream application, the No.0 Intensive Bond Building Hair Treatment features an easy to use nozzle that primes the hair and delivers the highest concentration of the patented bond building technology of any OLAPLEX at home product. Use as the first step in a two-part at-home system with N°.3 Hair Perfector (sold separately) to strengthen and repair all types of damaged hair.

Key Benefits:
• Primes hair to intensify benefits of No. 3 Hair Perfector (sold separately).
• Strengthens weakened bonds deep within the hair strand.
• Repairs hair from chemical, thermal, mechanical, and environmental damage.

Scientifically Proven: 68% more repair & 3x stronger hair*
*When used as a two-part system in just one use.

APPLICATION TIP: N°.0 bottle should last 3-6 applications, based on hair length and density.

For: All hair types, especially for those with visible damage.
Hair Concerns: Damage/Split Ends/Breakage, Shine, Color Safe