A strengthening, decalcifying hair savior for damaged hair, by Kérastase. 

Hard water with its calcium content can make your already sensitive over-processed or bleached hair even worse. But this luxurious hair savior contains pure acids that get rid of that calcium overdose, and not only – it dives deep, repairing your hair from the inside out. Leaving it strong and putting an end to that flat, lifeless look. This clear gel is a star product for your hair, dramatically repairing persistent damage, and fixing broken keratin links to boost hair strength and structure. Say goodbye to weak hair – your hair is strong, shiny, and gorgeous again.

To make your hair extra happy, use the layering technique. Leave on Kérastase Première Concentré Décalcifiant Ultra-Réparateur without rinsing, and layer with Kérastase Première Bain Décalcifiant Réparateur for a double dose of repair power.

PORTOFINO SUMMER: ""this luminous creation reveals the sensuality of a vibrant mandarin. The Fragrance unveils a citrus & mandarin cocktail surrounded by an accord of orange flower and jasmine. It creates a true summer nectar sending you directly to Italy"" TOP NOTES: citrus accord with happy mandarin

HEART NOTES: delicate and silky premium flowers

BASE NOTES: Enveloping rich and subtle woody facets

Recreates 99% of damaged hair's original strength*

+97% inner structure reinforcement*

93% less breakage**

75% more shine **

*Instrumental test after 6 applications of Première Concentré + Bain + Fondant/Masque

**Instrumental test 

FREQUENTLY ASKED QUESTIONS

Why is Concentré Décalcifiant Ultra-Réparateur used before the shampoo?Shampoos, like other haircare products, have also a coating effect that will protect the hair fiber but at same time make it harder for our actives to penetrate. By applying the Concentré on wet hair before the shampoo we can maximise the active penetration on the hair.

What is the quantity that is recommended to be used? 15ml to 25ml according to hair length.

Can Concentré Décalcifiant Ultra-Réparateur be used/applied alone?To maximize efficacy is always recommended to use with the Bain Première layered on top. A dual-action decalcifying and repairing pre-shampoo hair treatment for damaged hair. Removes calcium and reinforces hair strength, leaving it stronger, smoother, and shinier.

Apply generously on wet lengths before shampoo and massage throughout.

Leave on for 5 minutes.

Don’t rinse.

Layer Première Bain directly on top to maximize efficacy.

Rinse and follow with Première Fondant or Mask.