Olaplex Nº. 0 Intensive Bond Building Hair Treatment

Take your hair repair routine to the next level with Olaplex Nº. 0 Intensive Bond Building Hair Treatment — a professional-inspired pre-treatment designed to deeply strengthen and repair damaged hair from within. Specially formulated to boost the results of N°3 Hair Perfector, this highly concentrated treatment prepares the hair for maximum repair while helping restore softness, smoothness, and resilience.

Powered by the patented OLAPLEX Bond Building Technology™, Nº. 0 works at a molecular level to rebuild broken disulfide bonds caused by coloring, bleaching, heat styling, and daily damage. The lightweight liquid formula absorbs quickly into the hair, helping reduce breakage and leaving strands healthier, shinier, and more manageable.

Perfect for dry, weak, over-processed, or damaged hair, this treatment helps revive tired strands and supports stronger, healthier-looking hair with every use.

Key Benefits

• Intensifies the repair benefits of N°3 Hair Perfector
• Helps strengthen hair and reduce breakage
• Rebuilds damaged hair bonds at a molecular level
• Improves smoothness, softness, and manageability
• Salon-quality at-home repair treatment
• Suitable for all hair types

Clinically Proven Results

• 68% more repair*
• 68% better detangling and smoother hair*
• 65% reduction in breakage**

*When used as a 3-part system with N°0, N°3, and N°4.
**When used with N°4.