How often should I use Olaplex No. 4P?
Use 2-3 times per week or as often as needed to neutralize unwanted brassiness.
What hair types should use Olaplex No. 4P?
All blonde, lightened, and grey hair.
How do I use Olaplex No. 4P?
Apply to wet hair. Lather fully and let process 1-3 minutes. Rinse. For more intense toning, leave on hair up to 5 minutes. Follow with No. 5 Bond Maintenance Conditioner for everyday moisture or No. 8 Bond Intense Moisture Mask for extra hydration.