Clean hair. Healthy scalp!

Healthy hair starts with the scalp. A healthy scalp is clean, hydrated, and free of flakes, buildup, or irritation. Powered by patented OLAPLEX Bond Building Technology™, No.4D does more than absorb oil, odor, and sweat—it detoxes the scalp without clogging pores and neutralizes odor-causing pollutants.

Benefits:

- Refreshes hair and scalp

- Provides gentle lift and softness

- No buildup or powdery residue

- Repels odor and pollutants