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Nº.5 Bond Maintenance™ Strengthening Conditioner
Nº.5 Bond Maintenance™ Strengthening Conditioner — image 1Nº.5 Bond Maintenance™ Strengthening Conditioner — image 2Nº.5 Bond Maintenance™ Strengthening Conditioner — image 3Nº.5 Bond Maintenance™ Strengthening Conditioner — image 4
Olaplex

Nº.5 Bond Maintenance™ Strengthening Conditioner

4.6 out of 5 · 14 reviews
$34.00
● In stock
Size
Full Size (250ml)
  • Repairs damage and prevents future breakage
  • Strengthens hair bonds at a molecular level
  • Boosts shine and reduces frizz
Free US shipping on orders over $75.00; otherwise $5.99 · 30-day returns · Sold by Cartivo (demo store — payments are simulated)

About this item

Key benefits • Repairs everyday damage and defends against future breakage • Strengthens and reinforces bonds for more resilient hair • Replenishes hydration and enhances softness • Dramatically improves detangling and manageability • Clinically proven to boost shine and reduce frizz • Dermatologist Tested. Vegan. Color-Safe and suitable for chemically treated hair. Details Repair everyday damage in 1 wash. This #1 best-selling prestige conditioner* strengthens and reinforces bonds for more resilient hair, at a molecular level. The luxuriously nourishing and creamy formula dramatically improves detangling and manageability without weighing hair down. Clinically proven to soften, smooth, and reduce split ends, frizz, and flyaways. Formulated for straight, wavy, curly, and coily hair types with medium to coarse textures – plus all porosity levels. Dermatologist Tested. Vegan. Color-Safe and suitable for chemically treated hair. Clinically proven • 66% Less breakage instantly & defends against future breakage • 91% Increase in hydration • 91% Easier Detangling *Source: Circana, LLC, U.S.

Specifications

Size8.5 oz (250 ml)
Cruelty-FreeYes
Hair ConcernDamage, Breakage, Dryness, Frizz
Sulfate-FreeYes
Silicone-FreeYes
Fragrance-FreeNo
Key IngredientsBis-Aminopropyl Diglycol Dimaleate

Customer reviews (14)

What customers say: This conditioner significantly improves hair softness, detangling, and frizz reduction, promoting a healthier feel. Some find the scent strong or desire a larger bottle.
★★★★★

Hair feels so healthy

Brianna G. · 2026-03-02 · Verified purchase

My hair used to feel dry and brittle from heat styling. Since starting with this conditioner, it feels much more hydrated and resilient. It has truly improved the overall health of my hair.

★★★★★

Reduced my frizz considerably

Jill N. · 2026-02-15 · Verified purchase

I've always battled frizz, especially on humid days. This conditioner has made a noticeable difference, keeping my hair smoother and more manageable throughout the day. My hair also feels much softer now.

★★★★★

Soft and shiny hair

Julia A. · 2025-11-04 · Verified purchase

Leaves my hair feeling incredibly soft and gives it a healthy shine.

★★★☆☆

Didn't see much change

Lamar O. · 2026-04-17 · Verified purchase

It's an okay conditioner, but I didn't experience the dramatic improvements others mentioned for my breakage.

★★★★★

Great for color-treated hair

Logan G. · 2026-05-30 · Verified purchase

I've struggled to find a conditioner that truly helps my chemically treated hair without stripping color or leaving it greasy. This one is perfect. It feels incredibly nourishing, my hair is softer, has more shine, and I've seen a real reduction in breakage. It’s exactly what my hair needed to stay healthy.