What It Is
A professional-inspired treatment that primes hair for deeper repair with the highest dose of patented OLAPLEX technology in any take-home product.
 
What It Does 
Primes hair to absorb nourishment for maximum repair
It rebuilds hair bonds, strengthens and protects hair integrity
 
What Else You Need to Know 
Use as the first step in a two-part at-home system with No.3 Hair Perfector (sold separately) to strengthen and repair all types of damaged hair
Scientifically proven: 68% more repair & 3x more strength *When No.0 & No.3 are used as a two-part system
 
How To
Apply No.0 to DRY hair, fully saturating each section. Let process for 10 minutes DO NOT RINSE Apply No.3 Hair Perfector over hair with No.0 applied to it, combing through as needed. Let process for a minimum of 10 minutes. Rinse, shampoo & condition For best results, use No.4 Shampoo & No.5 Conditioner.
 
Ingredients
Water (Aqua), Bis-Aminopropyl Diglycol Dimaleate, Sodium Benzoate, Phenoxyethanol