Olaplex No.0 is an intensive professional bond building treatment recommended for all hair types: straight, wavy, curly, and coily hair. It contains the highest concentration of the patented bond building technology of any Olaplex at home product which allows to prime the hair for deeper repair while  rebuilding hair bonds, strengthening, and protecting hair integrity. 
 
Features:
Recommended for damaged hair, split ends
Works on fine, medium, and thick hair
Rebuilds broken and weakened bonds
Strengthens weakened bonds deep within the hair strand
Repairs hair from chemical, thermal, mechanical, and environmental damage
Vegan, Gluten-Free
Cruelty-free/No Animal Testing