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Free Delivery with Every Order

Offer Details

Get 25% off Olaplex Kits*. Offer valid until 01/01/2025 at 11:59 PM GMT + 11.

Offer is not applicable to pending purchases or previously placed orders. Offer valid while supplies last. Offer valid on au.olaplex.com for AU shipping addresses only. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of offers and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.
* Kits are: Hair Repair Treatment Kit, Hello, Healthy Hair Starter Kit, Smooth Style Icons Duo, Smooth Your Style Kit, Brilliant Shine & Hydration Duo, Strong Start Hair Kit, Nº.3 Perfector™ Ornament

Offer Details

Get 25% off Olaplex Kits*. Offer valid until 01/01/2025 at 11:59 PM GMT + 1.

Offer is not applicable to pending purchases or previously placed orders. Offer valid while supplies last. Offer valid on it.olaplex.com for Italy shipping addresses only. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of offers and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.
* Kits are: Hello, Healthy Hair Starter Kit, Smooth Style Icons Duo, Brilliant Shine & Hydration Duo, Nº.3 Perfector™ Ornament

Offer Details

Get 25% off Olaplex Kits*. Offer valid until 01/01/2025 at 11:59 PM GMT + 1.

Offer is not applicable to pending purchases or previously placed orders. Offer valid while supplies last. Offer valid on es.olaplex.com for Spain shipping addresses only. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of offers and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.
* Kits are: Hello, Healthy Hair Starter Kit, Smooth Style Icons Duo, Brilliant Shine & Hydration Duo, Nº.3 Perfector™ Ornament

Offer Details

Get 25% off Olaplex Kits*. Offer valid until 01/01/2025 at 11:59 PM GMT + 1.

Offer is not applicable to pending purchases or previously placed orders. Offer valid while supplies last. Offer valid on fr.olaplex.com for France shipping addresses only. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of offers and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.
* Kits are: Hello, Healthy Hair Starter Kit, Smooth Style Icons Duo, Brilliant Shine & Hydration Duo, Nº.3 Perfector™ Ornament

Offer Details

Get 25% off Olaplex Kits*. Offer valid until 01/01/2025 at 11:59 PM PST.

Offer is not applicable to pending purchases or previously placed orders. Offer valid while supplies last. Offer valid on ca.olaplex.com for Canada shipping addresses only. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of offers and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.
* Kits are: Hair Repair Treatment Kit, Hello, Healthy Hair Starter Kit, Smooth Style Icons Duo, Smooth Your Style Kit, Strong Start Hair Kit, Nº.3 Perfector™ Ornament, Unbreakable Blondes Mini Kit

Offer Details

*Buy a Nº.5P Blonde Enhancer™️ Toning Conditioner (250ml) and get a complimentary Nº.4P Blonde Enhancer™️ Toning Shampoo (250ml) using code GET4P. Buy a Nº.4D Clean Volume Detox Dry Shampoo (178g) and get a complimentary Nº.4C Bond Maintenance® Clarifying Shampoo (250ml) using code GET4C. Buy a Nº.9 Bond Protector Nourishing Hair Serum (90ml) and get a complimentary Volumizing Blow Dry Mist (50ml) using code GETVBDM. Buy a Lashbond® Building Serum and get a complimentary Browbond® Building Serum using code GETBB. While supplies last. Offers valid on au.olaplex.com only for orders shipping within Australia. Coupons are limited to one per order. Code not valid for previously placed orders or pending purchases and cannot be combined with any other offers. Only authorized orders will be processed and shipped. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of codes and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.

Offer Details

*Buy a Nº.5P Blonde Enhancer™️ Toning Conditioner (250ml) and get a complimentary Nº.4P Blonde Enhancer™️ Toning Shampoo (250ml) using code BIONDA. Buy a Nº.4D Clean Volume Detox Dry Shampoo (178g) and get a complimentary Nº.4C Bond Maintenance® Clarifying Shampoo (250ml) using code SHAMPOO. Buy a Nº.9 Bond Protector Nourishing Hair Serum (90ml) and get a complimentary Volumizing Blow Dry Mist (50ml) using code STYLING. Buy a Lashbond® Building Serum and get a complimentary Browbond® Building Serum using code CIGLIO. While supplies last. Offers valid on it.olaplex.com only for orders shipping within Italy. Coupons are limited to one per order. Code not valid for previously placed orders or pending purchases and cannot be combined with any other offers. Only authorized orders will be processed and shipped. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of codes and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.

Offer Details

*Buy a Nº.5P Blonde Enhancer™️ Toning Conditioner (250ml) and get a complimentary Nº.4P Blonde Enhancer™️ Toning Shampoo (250ml) using code RUBIO. Buy a Nº.4D Clean Volume Detox Dry Shampoo (178g) and get a complimentary Nº.4C Bond Maintenance® Clarifying Shampoo (250ml) using code LAVAR. Buy a Nº.9 Bond Protector Nourishing Hair Serum (90ml) and get a complimentary Volumizing Blow Dry Mist (50ml) using code PEINADO. Buy a Lashbond® Building Serum and get a complimentary Browbond® Building Serum using code CEJAS.  While supplies last. Offers valid on es.olaplex.com only for orders shipping within Spain. Coupons are limited to one per order. Code not valid for previously placed orders or pending purchases and cannot be combined with any other offers. Only authorized orders will be processed and shipped. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of codes and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.

Offer Details

*Buy a Nº.5P Blonde Enhancer™️ Toning Conditioner (250ml) and get a complimentary Nº.4P Blonde Enhancer™️ Toning Shampoo (250ml) using code BLOND. Buy a Nº.4D Clean Volume Detox Dry Shampoo (178g) and get a complimentary Nº.4C Bond Maintenance® Clarifying Shampoo (250ml) using code LAVER. Buy a Nº.9 Bond Protector Nourishing Hair Serum (90ml) and get a complimentary Volumizing Blow Dry Mist (50ml) using code COIFFURE. Buy a Lashbond® Building Serum and get a complimentary Browbond® Building Serum using code CILSSOURCILS. While supplies last. Offers valid on fr.olaplex.com only for orders shipping within France. Coupons are limited to one per order. Code not valid for previously placed orders or pending purchases and cannot be combined with any other offers. Only authorized orders will be processed and shipped. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of codes and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.

Offer Details

*Buy a Nº.5P Blonde Enhancer™️ Toning Conditioner (250ml) and get a complimentary Nº.4P Blonde Enhancer™️ Toning Shampoo (250ml) using code FREE4P. Buy a Nº.4D Clean Volume Detox Dry Shampoo (178g) and get a complimentary Nº.4C Bond Maintenance® Clarifying Shampoo (250ml) using code FREE4C. Buy a Nº.9 Bond Protector Nourishing Hair Serum (90ml) and get a complimentary Volumizing Blow Dry Mist (50ml) using code FREEVBDM. Buy a Lashbond® Building Serum and get a complimentary Browbond® Building Serum using code FREEBB. While supplies last. Offers valid on ca.olaplex.com only for orders shipping within Canada. Coupons are limited to one per order. Code not valid for previously placed orders or pending purchases and cannot be combined with any other offers. Only authorized orders will be processed and shipped. Olaplex reserves the right to cancel any order due to unauthorized, altered, or ineligible use of codes and to modify or cancel promotions due to system error or unforeseen problems. Void where prohibited by law.

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Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE

$173 Full item price
$216 VALUE
Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE
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Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE
Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE
Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE
Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE
Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE
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Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE

Nº.4P BLONDE ENHANCER™ TONING SHAMPOO LITRE

$173 Full item price
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FREE DELUXE SAMPLE WITH EVERY PURCHASE

Stay stocked on Nº.4P with this convenient litre size with a pump. The Nº.4P Blonde Enhancer™ Toning Shampoo, infused with patented OLAPLEX Bond Building Technology®, is a highly concentrated purple shampoo that cleanses, tones and repairs with a sulfate-free formula that neutralizes brassiness and boosts brightness after just one use.

  • Neutralizes unwanted brassiness and yellow tones.
  • Cleanses without stripping and drying.
  • Sulfate free and PH Balanced.
  • Flexible timing allows for a more customizable end result.
  • Scientifically Proven: 3x brighter*

*Compared to top purple shampoos.

  1. Dispense desired amount of product into hands and emulsify.
  2. Apply to wet hair, distributing evenly. Lather fully and leave on 1-3 minutes. Rinse.
  3. For optimal brightening and hydration, use Nº.5P Blonde Enhancer™ Toning Conditioner from roots to ends, or Nº.8 Bond Intense Moisture Mask for extra moisture.

    PRO TIP:
    For more intense toning, leave on hair up to 5 minutes.
All Hair Types

All Hair Types

Cruelty Free

Cruelty Free

Gluten Free

Gluten Free

Nut Free

Nut Free

Paraben Free

Paraben Free

PH Balanced

PH Balanced

Phosphate Free

Phosphate Free

Phthalate Free

Phthalate Free

Vegan

Vegan

Sulfate-Free

Sulfate-Free

$216 VALUE

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PAIRS WELL WITH

WHAT CUSTOMERS ARE SAYING

I absolutely LOVE this product! My hair has not been this blonde with no brass in so long! Plus the product smells amazing!!
Bethany F.
I’ve been using No.4P for about a month and my hair is completely different. It’s stronger, shiny, and my blonde highlights have never looked better. A little bit of this product goRead more about review stating Brittle and dull to strong and healthyes a long way.
Nicole R.
I love how this shampoo doesn't dry out the hair like traditional purple shampoo! Definitely kills all brass and makes my level 10 platinum icy white!
Sara C.

The Original
Bond Builder

The only patented system to noticeably repair
extreme damage—turn dry, brittle
hair into soft, shiny, and more resilient hair.

how it works right

Frequently Asked Questions

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