N°.0 Intensive Bond Building Treatment


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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. 

Use the two-part system with N°3 once a week or two to three times a week for damaged hair.

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

- All hair types, especially for those with visible damage
- Primes hair to intensify benefits of No. 3 Hair Perfector for deeper repair
Strengthens weakened bonds deep within the hair strand
- Rebuilds hair bonds
Repairs hair from chemical, thermal, mechanical, and environmental damage
- Strengthens and protects hair integrity

- Apply No.0 slowly to dry hair, distributing evenly from root to tip
- Work No.0 into small sections by squeezing the liquid into the hair to be fully absorbed as you go
- Lightly saturate - hair should be damp, not drenched
- Let process for 10 minutes
- Apply No.3 over hair with No.0 still applied
- Comb through and process for at least another 10 minutes
- Rinse, shampoo & condition
- For best results, use No.4 Shampoo and No.5 Conditioner

- N°0 bottle should last 3-6 applications, based on hair length and density
Brush or detangle hair before applying No. 0 so it can easily be absorbed
- For thick, coarse, or long hair, work in small sections to ensure each area is fully saturated

155ml | 5.2 fl oz