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Kérastase Résistance — Complete Guide

Kérastase Résistance range is dedicated to weakened, brittle, damaged or over-processed hair. It helps rebuild the fiber, reduce breakage, strengthen lengths and protect hair against mechanical and thermal aggressions.

Key Ranges within Résistance

Sub-range Objective
Force Architecte Rebuild and strengthen brittle and damaged hair daily.
Extentioniste Protect lengths, limit breakage, and promote visibly longer hair.
Thérapiste Repair severely damaged, over-processed, or over-treated hair.
The logic of the Résistance range:
1. Rebuild the fiber with proteins, amino acids and fortifying complexes.
2. Protect lengths against breakage, split ends and heat.

Product 1

Bain Force Architecte

Type: Shampoo | Sizes: 250 ml / 500 ml

Sub-range: Force Architecte | For weak, brittle and damaged hair

Description

Fortifying reconstructive shampoo designed to gently cleanse and help repair weakened hair. It supports fiber reconstruction and improves overall hair softness, shine, and resistance.

Benefits

  • Rebuilds and strengthens the hair fiber
  • Reduces breakage and split ends
  • Leaves hair softer, smoother, and shinier
  • Suitable for regular use

How to use

  1. Apply to wet hair.
  2. Massage and lather.
  3. Rinse thoroughly.
  4. Follow with a suitable Résistance treatment.
Product 2

Ciment Anti-Usure

Type: Conditioner | Size: 200 ml

Sub-range: Force Architecte | Daily anti-breakage conditioner

Description

Repairing conditioner designed to seal ends, strengthen the fiber, and support the daily repair of damaged hair.

Benefits

  • Repairs and revitalizes damaged hair
  • Repairs split ends
  • Helps prevent breakage
  • Suitable for daily use

How to use

  1. Apply to washed, towel-dried hair.
  2. Distribute through lengths and ends.
  3. Leave on for 1 to 2 minutes.
  4. Rinse completely.
Product 3

Masque Force Architecte

Type: Mask | Sizes: 200 ml / 75 ml

Sub-range: Force Architecte | Intense reconstructive treatment

Description

Highly concentrated fortifying mask that helps rebuild the internal substance of hair weakened by chemical or mechanical aggressions.

Benefits

  • Rebuilds and strengthens the fiber
  • Helps prevent breakage and split ends
  • Leaves hair shinier and smoother
  • Provides an immediate reconstructive effect

How to use

  1. Apply to washed, towel-dried hair.
  2. Distribute from mid-lengths to ends.
  3. Leave on for 5 minutes.
  4. Rinse thoroughly.
Product 4 — Heat Protection

Ciment Thermique

Type: Leave-in milk | Size: 150 ml

Sub-range: Force Architecte | Heat protection

Description

Fortifying heat-protective milk designed to protect damaged hair from heat and help reduce styling breakage.

Benefits

  • Protects from heat up to 450 °F
  • Reduces styling breakage
  • Nourishes and softens hair
  • Leaves hair shinier
85% less styling breakage 450 °F

How to use

  1. Apply to washed, towel-dried hair.
  2. Distribute through lengths and ends.
  3. Do not rinse.
  4. Proceed with blow-drying or heat styling.
Product 5

Bain Extentioniste

Type: Shampoo | Sizes: 250 ml / 500 ml / 80 ml

Sub-range: Extentioniste | Damaged lengths, easily breaking hair

Description

Fortifying shampoo for long hair or hair that breaks before it can retain its length. It helps strengthen the fiber and protect lengths.

Benefits

  • Strengthens hair from root to tip
  • Protects and nourishes lengths
  • Supports a healthy scalp
  • Adds shine to lengths

How to use

  1. Apply to wet hair.
  2. Massage and lather.
  3. Rinse thoroughly.
  4. Follow with Fondant Extentioniste.
Product 6

Fondant Extentioniste

Type: Conditioner | Size: 200 ml

Sub-range: Extentioniste | Visibly longer lengths

Description

Repairing conditioner designed to strengthen damaged hair lengths, seal split ends, and facilitate detangling.

Benefits

  • Strengthens damaged lengths
  • Seals split ends
  • Easily detangles hair
  • Protects the hair fiber

How to use

  1. Apply after Extentioniste shampoo.
  2. Distribute from mid-lengths to ends.
  3. Leave on for 2 to 3 minutes.
  4. Rinse thoroughly.
Product 7

Masque Extentioniste

Type: Mask | Sizes: 200 ml / 75 ml

Sub-range: Extentioniste | Damaged lengths and split ends

Description

Fortifying mask designed to restore damaged lengths, prevent future breakage, and support visibly longer and stronger hair.

Benefits

  • Restores damaged lengths
  • Seals split ends
  • Helps prevent future breakage
  • Promotes visibly longer hair

How to use

  1. Apply to washed, towel-dried hair.
  2. Distribute through lengths and ends.
  3. Leave on for 5 minutes.
  4. Rinse thoroughly.
Product 8 — Scalp

Sérum Extentioniste

Type: Leave-in scalp serum | Size: 50 ml

Sub-range: Extentioniste | Purifies and protects the scalp

Description

Energizing scalp serum designed to stimulate, purify, and protect, while supporting healthier, better-protected lengths.

Benefits

  • Purifies and protects the scalp
  • Helps restore the fiber's cuticle
  • Stimulates the growth potential of follicles
  • Soothing texture for the scalp

How to use

  1. Apply up to 3 pipettes to the scalp, section by section.
  2. Massage with fingers in circular motions.
  3. Do not rinse.
  4. Use 1 to 3 times a week as needed.
Product 9 — Blow-dry

Thermique Extentioniste

Type: Leave-in protective cream | Size: 150 ml

Sub-range: Extentioniste | Protection for lengths and ends

Description

Leave-in cream designed to protect from heat and help repair lengths and split ends before blow-drying.

Benefits

  • Protects from hairdryer heat and hot tools
  • Helps repair lengths and split ends
  • Reduces risk of breakage
  • Supports overall health of lengths

How to use

  1. Apply a small amount to damp hair.
  2. Distribute from mid-lengths to ends.
  3. Do not rinse.
  4. Proceed with blow-drying.
Product 10 — Severely damaged

Sérum Thérapiste

Type: Leave-in dual serum | Size: 30 ml

Sub-range: Thérapiste | Intense repair and heat protection

Description

Repairing dual serum designed for severely damaged or over-processed hair. It helps instantly repair, strengthen, smooth the fiber, and seal split ends.

Benefits

  • Repairs severely damaged fibers
  • Heat protection up to 450 °F / 230 °C
  • Helps seal split ends
  • Leaves hair smoother and shinier
230 °C -76% split ends Faster drying

How to use

  1. Apply 1 to 2 pumps to towel-dried hair.
  2. Distribute through lengths and ends.
  3. Do not rinse.
  4. Blow-dry and style.
Professional tip: Use on dry hair as a finishing touch to smooth flyaways and help seal ends.

Quick Index — The 10 Résistance Products

# Product Type Sub-range Rinsing
1 Bain Force Architecte Shampoo Force Architecte Rinse
2 Ciment Anti-Usure Conditioner Force Architecte Rinse
3 Masque Force Architecte Mask Force Architecte Rinse
4 Ciment Thermique Leave-in milk Force Architecte Leave-in
5 Bain Extentioniste Shampoo Extentioniste Rinse
6 Fondant Extentioniste Conditioner Extentioniste Rinse
7 Masque Extentioniste Mask Extentioniste Rinse
8 Sérum Extentioniste Scalp serum Extentioniste Leave-in
9 Thermique Extentioniste Protective cream Extentioniste Leave-in
10 Sérum Thérapiste Dual serum Thérapiste Leave-in

Quick Selection Guide — Which Routine for My Profile?

Profile Recommended Routine
Brittle and damaged hair Bain Force Architecte → Ciment Anti-Usure or Masque Force Architecte → Ciment Thermique
Damaged lengths that break before growing Bain Extentioniste → Fondant or Masque Extentioniste → Thermique Extentioniste
Scalp + lengths for fragile long hair Bain Extentioniste → Fondant Extentioniste → Sérum Extentioniste
Severely damaged or over-processed hair Bain Force Architecte or Thérapiste → rich treatment → Sérum Thérapiste
Heat protection before blow-drying Ciment Thermique or Thermique Extentioniste depending on sub-range

Kérastase Résistance range — Available at RM Coiffure salon. Consult our team to choose the routine tailored to your level of breakage, damage, and length goals.