Skip to main content

Free Delivery with Every Order

Free Delivery with Every Order

Are you looking for...
CLEANSE NOURISH HYDRATE

Nº.4 BOND MAINTENANCE® SHAMPOO LITER

About Nº.4

The #1 Prestige Shampoo*

This hydrating, reparative shampoo nourishes as it cleanses for touchably soft, shiny, and more manageable hair your clients will notice immediately. Now in a sleek, easy-to-use liter size for your salon backbar. With scientifically proven Bis-Aminopropyl Diglycol Dimaleate–patented OLAPLEX Bond Building Technology™ to maintain strong, healthy hair by relinking broken disufide bonds. Color safe.

Visible Hair Benefits:
-Soft, shiny, manageable hair
-Prevents frizz and flyaways
-Reduces damage and split ends

*Source: The NPD Group/ U.S. Prestige Beauty Total Measured Market, Hair Sales, Annual 2021
**Available only in the US.

pH: 6-6.5

Free of DEA, Aldehydes and Formaldehyde

Cruelty Free

Gluten Free

Nut Free

Paraben Free

PH Balanced

Phosphate Free

Phthalate Free

Sulfate Free

Vegan

Where:

Concentrate on the root.

When:

Formulated for daily use or every time you cleanse.

For:

All hair types and textures.

Healthier hair, healthier planet.

We are committed to developing products that deliver dramatic results while respecting environmental and human health so you never have to choose between good hair days, good health, and doing good for the planet. To help reduce our carbon footprint, we limit the use of secondary packaging for the majority of our products. Each product without a box helps:

We save

Gallons of water

0.7 Gallons

of water per product

We eliminate

0.4 LBS

of greenhouse gas emissions per product

We save

44,000 Trees

A year from being cut down

We save

8,239 Acres

Of US land from being deforested

Want the ultimate Pro experience?
Easily shop for all your favorite products and get instant access to exclusive features you’ll only find on our app!
DOWNLOAD THE APP

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

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

How It Works

A single molecule, free of silicones and oils, dramatically improves the hair strength, protects from within, and provides immediate results.
LEARN MORE
OLAPLEX Professional Certification
Complete our OLAPLEX Certification today and enjoy unrestricted access to ALL of our Educational resources.
Get Certified right

Discover the bond builder.

See and shop customer photos, plus add your own. Use #OLAPLEX to share your hair journey.