Primes hair to absorb nourishment for maximum repair.
A professional-inspired treatment that primes hair for deeper repair with the highest dose of patented OLAPLEX technology in any take-home product. It rebuilds hair bonds, strengthens and protects hair integrity. Use as the first step in a two-part system with N°.3 Hair Perfector.
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.
Use the two-part system with N°.3 once a week or two to three times a week for damaged hair. Apply to dry hair, fully saturating each section. For all hair types especially those with visible damage.