US
Kerastase

Kerastase Resistance Strengthening Conditioner

  • 200 ml / 6.8 fl oz bottle
  • Vita-Ciment and Resurrection Sap
  • Leave in 2-3 minutes, then rinse
  • Fine, damaged hair and split ends
  • Gentle for everyday use

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A strengthening conditioner for fine, damaged hair that targets split ends and breakage on lengths. It is a rinse-out conditioner, so badly damaged hair may still need a weekly mask.

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ASIN: B01KWR8VVUCategory: Hair Conditioners

Overview

Kerastase designs Ciment Anti-Usure as a strengthening conditioner for fine, damaged hair, using Vita-Ciment and Resurrection Sap to repair the lengths. Massage it through towel-dried hair, wait a couple of minutes, then rinse.

Fine hair that breaks gets repair without the heaviness of a mask, and it is gentle enough for daily use. As a quick rinse-out, it does less for severe bleach damage than a longer treatment.

Who it's for

Fine, weak hair trying to gain length without split ends is the use case. Those with heavily bleached hair may need a stronger mask alongside it.

Pros and cons

Pros
  • Strengthens weak, brittle lengths
  • Targets split ends
  • Adds softness and shine
Cons
  • Short contact time limits deep repair
  • Scent not described
  • Odd active ingredient in specs

Performance notes

Strength comes from the Vita-Ciment complex filling weak spots along the lengths during the short leave-on window. Applying to towel-dried hair helps it absorb rather than slide off. Rinsing thoroughly stops fine hair from going limp.

Specifications

BrandKerastase
Dimensions & fit
Item dimensions1.97 x 3.15 x 7.48 inches
Item Weight0.22 g
Size6.8 Fl Oz (Pack of 1)
Capacity & performance
Liquid Volume200 ml / 6.8 fl oz
Age Range DescriptionAdult
Construction & materials
Material FeaturesGluten free
Included components
Package Type NameBottle
Unit Count6.8 Fluid Ounces
Other details
Hair TypeFine, damaged
Hair Conditioner TypeRinse-out strengthening conditioner
Product BenefitsReconstructs fiber, softens, adds shine, prevents breakage
Special IngredientsVita-Ciment, Resurrection Sap
Suggested UseQuarter sized amount on towel-dried hair, 2-3 minutes, rinse
Active Ingredientssalicylic_acid
Additional FeaturesNatural-Ingredients
Item FormLiquid
Item HighlightStrengthens weak and brittle hair, softens, enhances shine
Recommended Uses For ProductHair care
Scent NameTreatments

Frequently asked questions

How long do I leave Kerastase Ciment Anti-Usure on?

Apply a quarter sized amount to washed, towel-dried hair, massage through lengths and ends, leave for 2-3 minutes and rinse thoroughly.

Can I use Ciment Anti-Usure every day?

Yes. The listing says it is gentle enough for everyday use.

Is Ciment Anti-Usure a leave-in?

No. It is a rinse-out conditioner.

Does it help split ends?

The listing says it reinforces the length of damaged hair and addresses split ends.