Olaplex No. 4P Blonde Enhancer Toning Shampoo (250 ml)

Treat hair to ultra-precision toning with this highly-concentrated purple shampoo, crafted to brighten, neutralize brassiness, and repair damage—all in one formula. Powered by Olaplex’s patented Bond-Building Technology, it cleanses and tones from roots to ends while hydrating and strengthening your strands. Perfect for natural, dyed, or gray blonde hair that needs a refreshed, luminous look. Ideal for 1–3 minute weekly use, or longer if you prefer a more intense tone. 

Key Benefits:

• Neutralizes yellow tones for visibly brighter blonde or gray hair
• Hydrates and softens while reducing breakage 
• Customizable toning—longer application yields stronger results 
• Gentle sulfate- and paraben-free, vegan & cruelty-free formula 

How to Use:

Apply to wet hair, lather fully, and leave on for 1–3 minutes. Rinse thoroughly. For maximum toning, leave on for up to 5 minutes. Use bi‑weekly or as needed to maintain brightness.