OLAPLEX Nº.4 Bond Maintenance Shampoo | Strengthen + Shine

A concentrated strengthening shampoo for clean, soft, healthier-looking hair.

What It Is

A concentrated strengthening shampoo for clean, soft, healthier-looking hair. Built with OLAPLEX bond-care expertise, this formula supports hair that looks and feels stronger, smoother, and more cared for.

Why You’ll Love It

• Gently cleanses without stripping
• Helps repair everyday damage
• Strengthens and reinforces bonds
• Boosts softness, shine, and smoothness

How To Use

Apply a small amount to wet hair, lather well, and rinse. Follow with Nº.5 Bond Maintenance Conditioner.

Stylist Tip

Because OLAPLEX formulas are concentrated, start with less than you think and add water to build the lather. Your bottle and your blowout will both thank you.

Key Ingredients + Technology

OLAPLEX Bond Building Technology in a concentrated, colour-safe shampoo for everyday repair support.

Why Moda Loves It

Moda loves this because it makes OLAPLEX repair feel practical for real life: a concentrated strengthening shampoo for clean, soft, healthier-looking hair. It fits beautifully into a salon-led routine without making wash day complicated.

Perfect For

• Dry hair
• Damaged hair
• Colour-treated hair
• Medium to coarse hair

Ships from Bowmanville, Ontario. We currently ship within Canada and the USA. Shipping rates and delivery estimates are calculated at checkout based on your location and selected shipping method.