Experience salon-level repair at home with Olaplex Nº.0 Intensive Bond Building Treatment, the most concentrated bond-building formula in the Olaplex system. This professional-strength treatment works to visibly strengthen, protect, and repair damaged hair while preparing strands for deeper treatment with Nº.3 Hair Perfector.

Key Benefits:
✔ Highest concentration of patented Bond Building Technology™ for maximum repair
✔ Pre-treatment primer that enhances results of Nº.3 Hair Perfector by 50%*
✔ Reconstructs hair bonds to reduce breakage and split ends
✔ Lightweight formula nourishes without residue or buildup
✔ Creates sleeker, fuller-looking hair with improved elasticity

How To Use:

1. Apply to towel-dried hair, saturating from roots to ends

2. Leave on for 10-20 minutes (do not rinse)

3. Layer Nº.3 Hair Perfector directly over Nº.0 for amplified results

4. Rinse and follow with your Olaplex shampoo & conditioner

Ideal For:

• Severely damaged or chemically-treated hair

• Pre-color/bleach treatments to minimize damage

• Weekly maintenance for fragile, over-processed strands

Vegan | Cruelty-Free | Color-Safe | Heat-Protective

For dramatic repair results, always pair Nº.0 + Nº.3 – the professional-recommended combination for:

• 83% stronger hair after one use**

• 94% reduction in breakage with continued use**

*Based on independent laboratory testing
**Results may vary based on hair condition

Pro Tip: Use before salon services to protect hair during chemical treatments, or weekly at home to maintain healthy-looking locks.