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Buy One Product, Get it's Perfect Pairing Free ->

Free Nº.3 Gift With Any Order ->

Free Delivery with Every Order

Buy One Product, Get it's Perfect Pairing Free ->

Free Nº.3 Gift With Any Order ->

Free Delivery with Every Order

Buy One Product, Get it's Perfect Pairing Free

Buy Nº.5P, Get Nº.4P. Use code BRIGHTEN
Buy Nº.4D, Get Nº.4C. Use code WASH
Buy Nº.9, Get Volumizing Blow Dry Mist. Use code HAIRSTYLE
Buy Lashbond , Get Browbond. Use code EYES

TERMS & CONDITIONS

*Buy a Nº.5P Blonde Enhancer™️ Toning Conditioner (250ml) and get a complimentary Nº.4P Blonde Enhancer™️ Toning Shampoo (250ml) using code BRIGHTEN. Buy a Nº.4D Clean Volume Detox Dry Shampoo (178g) and get a complimentary Nº.4C Bond Maintenance® Clarifying Shampoo (250ml) using code WASH. Buy a Nº.9 Bond Protector Nourishing Hair Serum (90ml) and get a complimentary Volumizing Blow Dry Mist (50ml) using code HAIRSTYLE. Buy a Lashbond® Building Serum and get a complimentary Browbond® Building Serum using code EYES.  While supplies last. Offers valid on olaplex.com only for orders shipping within the US. 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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Offer Details

*Get a free 50ml Nº.3 Ornament Hair Perfector with any order of Olaplex products using code HOLIDAY. Offer ends on 01/01/2025 at 11:59 PM PST. Offer valid while supplies last. Offer is not applicable to pending purchases, previously placed orders, or gift cards. Code can be redeemed one time per customer and cannot be transferred, shared or sold. Offer cannot be combined. Offer valid on olaplex.com only for US 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.

SHOP NOW

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 olaplex.com for US 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 Your Style Kit, Strong Start Hair Kit, Nº.3 Perfector™ Ornament, Unbreakable Blondes Mini Kit

Offer Details

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

Offer is not applicable to pending purchases or previously placed orders. Offer valid while supplies last. Offer valid on uk.olaplex.com for UK 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: Smooth Style Icons Duo, Brilliant Shine & Hydration Duo, Strong Start Hair Kit

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 BRIGHTEN. Buy a Nº.4D Clean Volume Detox Dry Shampoo (178g) and get a complimentary Nº.4C Bond Maintenance® Clarifying Shampoo (250ml) using code WASH. Buy a Nº.9 Bond Protector Nourishing Hair Serum (90ml) and get a complimentary Volumizing Blow Dry Mist (50ml) using code HAIRSTYLE. Buy a Lashbond® Building Serum and get a complimentary Browbond® Building Serum using code EYES. While supplies last. Offers valid on olaplex.com only for orders shipping within the US. 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 BLONDE. Buy a Nº.4D Clean Volume Detox Dry Shampoo (178g) and get a complimentary Nº.4C Bond Maintenance® Clarifying Shampoo (250ml) using code CLEANSE. Buy a Nº.9 Bond Protector Nourishing Hair Serum (90ml) and get a complimentary Volumizing Blow Dry Mist (50ml) using code STYLE. Buy a Lashbond® Building Serum and get a complimentary Browbond® Building Serum using code LASHBROW. While supplies last. Offers valid on uk.olaplex.com only for orders shipping within the UK. 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 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.4 BOND MAINTENANCE® SHAMPOO

$30 Full item price
$15 Full item price
BESTSELLER
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
Nº.4 BOND MAINTENANCE® SHAMPOO
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Nº.4 BOND MAINTENANCE® SHAMPOO

Nº.4 BOND MAINTENANCE® SHAMPOO

$30 Full item price
$15 Full item price

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FREE DELUXE SAMPLE WITH EVERY PURCHASE

A highly concentrated shampoo that strengthens and adds shine to damage-prone hair as it gently cleanses. The rich lather nourishes and repairs to leave hair smoother and more manageable. Pair with Nº.5 for softer, shinier, healthier-looking hair with every wash. Color safe.

  • Gently cleanses and hydrates hair.
  • Nourishes and strengthens hair.
  • Repairs & maintains healthy-looking hair.
  • Color safe and sulfate free.

    STUDY RESULTS:
    90% smoother, better detangling, more conditioned*
    49% reduction in breakage

*When used as a system of Nº.3, Nº.4, Nº.5.

  1. Apply to wet hair and lather.
  2. Rinse well.
  3. Follow with Nº.5 Bond Maintenance® Conditioner.

    PRODUCT TIP:
    A little goes a long way! Start with a quarter-size squeeze and work your way up if needed.

    WHEN TO USE:
    Use any time you cleanse your hair. Follow with Nº.5 Bond Maintenance® Conditioner.
All Hair Types

All Hair Types

PH Balanced

PH Balanced

Vegan

Vegan

Cruelty Free

Cruelty Free

Nut Free

Nut Free

Paraben Free

Paraben Free

Phthalates Free

Phthalates Free

Phosphate Free

Phosphate Free

Gluten Free

Gluten Free

Sulfate-Free

Sulfate-Free

DAILY CLEANSE & CONDITION KIT
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DAILY CLEANSE & CONDITION KIT

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Nº.5 BOND MAINTENANCE® CONDITIONER
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OLAPLEX Nº.7 BONDING OIL™

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PAIRS WELL WITH

What makes Nº.4 so effective?

Nº.4 Bond Maintenance® Shampoo is formulated with a gentle blend of SLS/SLES-free, coconut oil-derived surfactants that richly lather to cleanse your hair and scalp without stripping so hair stays hydrated and nourished. Plus, it reduces breakage, strengthens, and maintains healthy-looking hair.

How to Use

Nº.4 Bond Maintenance® Shampoo

PRO TIP

Nº.4 is a highly concentrated formula, so a little goes a long way! Emulsify in your hands with water before massaging into hair for maximum lather.

Clinically formulated

See results after just one use.

  • 90% smoother, better detangling, more conditioned*
  • 49% reduction in breakage

*When used as a system of Nº.3, Nº.4, Nº.5.

WHAT CUSTOMERS ARE SAYING

My hair has never been so smooth and healthy. I dye my hair a lot so I need a shampoo and conditioner that will keep my hair looking silky and healthy. This does just that. I tell all my friends to get it. Definitely worth it.
Katrina S.
My hairdresser introduced me to Olaplex I have been using the bonding treatment and maintenance shampoo and conditioner for 1 1/2 years my hair is so much more healthier! I absolutely love Olaplex!!
Kristi P.
My hair is so soft now and much healthier. It just take a small dab and it lathers up nicely and cleans hair great. I am a user for life now.
Christi D.

Frequently Asked Questions

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