Olaplex No. 0 Intensive Bond Building Hair Treatment

No. 0 Intensive Bond Building Hair Treatment scientifically proven: 68% more repair & 3x more strength *When No.0 & No.3 are used as a two-part system. 
Our professional-inspired treatment primes your hair for deeper repair, rebuilds hair bonds, strengthens, and protects hair integrity. Use as the first step in a two-part system with No.3 Hair Perfector (sold separately) to strengthen and repair all types of damaged hair.