Kérastase Spécifique Potentialiste
Kérastase Spécifique Potentialiste
Kérastase Spécifique Potentialiste

Kérastase Spécifique Potentialiste

Regular price
Sold out
Sale price
Unit price

*vitamin C universal defence hair serum for dry hair and scalp


Preserves scalp barrier and eliminates excess sebum to combat oily, dry & itchy scalp while increasing hair volume for longer. This revolutionary dry scalp formula allows you to treat and moisturize your dry scalp at home. Protects and revitalizes scalp aimed to fight imbalances for longer. The powerful ingredients nurture the microbiome, protecting it against daily external aggressors and shifting it to its most optimal state as a protective barrier, resulting in a thriving and balanced scalp-a solid foundation for a hair that is strong and beautiful. Leaves scalp feeling fresh, healthy and strong while lifting the roots of the hair for a soothed and calmed effect.

  • Instant effect: an immediate soothing, cooling sensation
  • After 1 week: protects from pollution adhesion at the roots and promotes hydration
  • After 3 weeks: promotes a revitalized scalp, supports the full potential of the hair

After 15 years of research, Kérastase decodes scalp microbiome: the answer to boost scalp and hair's health potential. A beneficial ecosystem of living bacteria naturally present on the skin surface. When the microbiome is in balance, the scalp defends and heals itself.


10 % Bifidus Prebiotic & Probiotic Fractions nutrients that foster the multiplication of bacteria that produce profound benefits to its hosts (the scalp) that nurture, protect and fortify microbiome against daily external stressors.

1% Vitamin C Next generation antioxidant, neutralizes the effect of daily aggressors responsible for unhealthy & greasy hair, protecting hair against oxidation, neutralizing oxygen free radicals while also protecting against the oxidation of sebum's natural lipids.

Amino Acids regulate sebum cycle and rebalance hydration.


1 dose=1 pipette until the line

Daily: apply 1 dose directly on scalp section by section (morning or night) for 3 weeks.


Only on Wash Day: apply 3 doses directly on towel-dried scalp section by section continuously all year.

Do not rinse. Follow with Leave-In cream to protect strands.

"The more nurtured the soil-the more the flower flourishes. We've said it over and over again that healthy scalp equals healthy hair and this universal serum is the crowning jewel dedicated to scalp health".