- Primes hair to absorb nourishment - Repairs hair from chemical, thermal, mechanical & environmental damage - Strengthens the bonds and protects hair structure - Suitable and beneficial for all hair types  OLAPLEX No.0 Intensive Bond Building Hair Treatment Read The Beginners Guide to Olaplex here The OLAPLEX No.0 Intensive Bond Building Hair Treatment is best used alongside OLAPLEX No.3 Hair Perfector as it will enhance, strengthen, and repair all types of damaged hair. Multiplying and reconnecting broken bonds creating velcro-like receptors to receive the additional benefits of No.3. It helps prevent the causes of frizz and dullness. The more you use No.0 + No.3 together, the stronger, healthier and shiner your hair will be and the better your professional chemical services will look. A professional inspired treatment that primes hair for deeper repair to maintain strong, healthy-looking hair between salon visits. Helps maintain hair integrity, softness, and shine Suitable a