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Kérastase Première — Complete Guide

Kérastase Première is a range designed for damaged, color-treated, or bleached hair. It targets one of the major factors contributing to persistent damage: calcium buildup in the hair fiber, which causes stiffness, breakage, and dullness.

Key Actives in the Première Range

Active Ingredient Role
Citric Acid Helps eliminate excess calcium from the surface and core of the hair.
Glycine Helps repair the internal structure of the fiber once calcium is removed.
Peptides Present in some treatments, help to fill the hair surface, making it stronger and smoother.
The Logic of the Première Range:
1. Decalcify to eliminate excess calcium accumulated in damaged hair.
2. Repair and protect to restore strength, suppleness, softness, and shine.

The Première Layering Technique

Step Product Action
1 Concentré Décalcifiant Decalcify and prepare the fiber
2 Bain Décalcifiant Cleanse and continue anti-calcium action
3 Fondant or Masque Hydrate, strengthen, smooth
4 Sérum or Huile Protect, soften, finish

Product 1

Concentré Décalcifiant Ultra-Réparateur

Type: Pre-shampoo  |  Size: 250 ml  |

Step: Regenerate  |  3% citric acid · 5% glycine

Description

The first step in the Première routine, this pre-shampoo treatment helps eliminate excess calcium and deeply repair damaged hair fiber. It acts before shampooing to restore suppleness, shine, and resistance to the hair.

Benefits

  • Decalcifies and repairs persistent damage
  • Restores suppleness and shine to hair
  • Repairs weakened keratin bonds
  • Strengthens the internal hair structure
99% natural strength 97% reinforced structure -93% breakage +75% shine

How to use

  1. Apply to wet lengths before shampooing.
  2. Massage throughout the hair.
  3. Leave on for 5 minutes.
  4. Do not rinse.
  5. Then apply Bain Décalcifiant over it.
Product 2

Bain Décalcifiant Réparateur

Type: Shampoo  |  Size: 250 ml  | 

Step: Bathe  |  Cleansing + repair

Description

Rich shampoo designed to gently cleanse while continuing the decalcifying and repairing action. It helps remove calcium, improve shine, and strengthen the hair fiber.

Benefits

  • Gently cleanses scalp and hair
  • Removes excess calcium
  • Helps prevent breakage
  • Deeply repairs hair
99% recreated strength +73% shine 2× smoother 93% stronger

How to use

  1. Apply to wet hair already coated with the Concentré.
  2. Lather and emulsify.
  3. Rinse completely.
  4. Follow with Fondant or Masque.
Product 3

Fondant Fluidité Réparateur

Type: Conditioner  |  Size: 200 ml  |

Step: Treat  |  Lightness, fluidity, hydration

Description

Light conditioner that helps restore fluidity, hydration, and softness to damaged hair. It is well-suited for those who want to repair without weighing down the fiber.

Benefits

  • Instantly restores hydration and fluidity
  • Neutralizes hair stiffness
  • Makes hair more supple, smoother, and shinier
+28% suppleness 97% stronger 7× smoother +86% hydration

How to use

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

Masque Filler Réparateur

Type: Mask  |  Size: 200 ml  | 

Step: Treat  |  Rich anti-breakage treatment

Description

More intense repairing mask for hair that requires a higher level of nutrition and reconstruction. It helps restore hydration, strengthen the fiber, and reduce breakage.

Benefits

  • Repairs and rebuilds internal strength
  • Protects against breakage
  • Helps restore hydration
  • Leaves hair shinier and strengthened
-98% breakage +53% shine 97% reinforced structure +86% hydration

How to use

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

Sérum Filler Fondamental

Type: Leave-in serum  |  Size: 90 ml  |  

Step: Protect  |  Anti-frizz · Heat protection 230 °C

Description

Leave-in serum designed to seal the fiber, help fill strands, and protect hair from humidity and heat. It reveals softer, smoother, and stronger hair.

Benefits

  • Protects from humidity
  • Deeply nourishes
  • Helps prevent frizz
  • Reveals softer and smoother hair
3× smoother 2× softer 99% stronger 72h anti-frizz

How to use

  1. Apply to towel-dried hair.
  2. Do not rinse.
  3. Dry and style as desired.
Product 6 — Finish

Huile Gloss Réparatrice

Type: Leave-in oil  |  Size: 30 ml  |  $52

Step: Texturize  |  Intense shine and sealed ends

Description

Finishing repair oil designed to enhance shine, neutralize dullness, and help seal split ends. It completes the Première routine with a touch of radiance and softness.

Benefits

  • Restores shine
  • Neutralizes stubborn dullness
  • Seals split ends
  • Strengthens the overall appearance of the hair
-92% split ends 4× shinier 99% stronger

How to use

  1. Apply 1 or 2 pipettes to damp or dry hair.
  2. Do not rinse.
  3. Use as a finish or before styling.
Professional Tip: Choose the Serum for anti-frizz and heat protection, or the Oil for a glossy finish and neater ends.

Quick Index — The 6 Première Products

# Product Type Step Size Rinse
1 Concentré Décalcifiant Ultra-Réparateur Pre-shampoo Regenerate 250 ml Rinse
2 Bain Décalcifiant Réparateur Shampoo Bathe 250 ml Rinse
3 Fondant Fluidité Réparateur Conditioner Treat 200 ml Rinse
4 Masque Filler Réparateur Mask Treat 200 ml Rinse
5 Sérum Filler Fondamental Leave-in serum Protect 90 ml Leave-in
6 Huile Gloss Réparatrice Leave-in oil Texturize 30 ml Leave-in

Quick Selection Guide — Which routine for my hair type?

Hair Type Recommended Routine
Daily damaged hair Concentré → Bain → Fondant → Sérum
Severely damaged, bleached, or brittle hair Concentré → Bain → Masque → Sérum
Need for shine and glossy finish Concentré → Bain → Fondant or Masque → Huile Gloss
Frizz + heat + styling Concentré → Bain → Fondant → Sérum Filler Fondamental
Complete Première routine Concentré → Bain → Fondant or Masque → Sérum or Huile

Kérastase Première Range — Available at RM Coiffure salon. Consult our team to choose the best combination of decalcification, repair, smoothing, and shine.