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What it is: A clarifying shampoo formulated with new technology to reveal your healthiest hair.
What it does: Olaplex No. 4C is formulated with a Broad Spectrum Clarifying System and scientifically proven OLAPLEX Bond Building Technology™. Optimize your hair repair results by removing more impurities that damage hair. Harsh clarifiers can leave hair like straw. Nº.4C is sulfate-free & pH balanced to maintain hydrated hair.
How to use: Use weekly in place of your regular shampoo. Focus at the root and work through ends.