Summary

OLAPLEX No.4 is an everyday shampoo for all hair types. It is designed to be used in salons and at home. No.4 contains our single active ingredient, Bis-Aminopropyl Diglycol Dimaleate, which will help repair bonds as well as gently cleanse all types of hair. No.4 Imparts moisture, strength and manageability with every wash.

OLAPLEX No.4 is colour-safe ,vegan and made without sulfates, parabens or gluten,

OLAPLEX is never tested on animals.

How to use:
Emulsify a small amount in your hands, massage into hair, then rinse. Follow with OLAPLEX No.5 Bond Maintenance Conditioner for added hydration and repair.

The Science:
Extremely high concentrations of our patented technology provide an incredible feel, lather, and result.

Who is it for?
All hair types, especially those needing clarifying or oil control.