Spécifique Sérum Potentialiste – Scalp Serum

A daily ritual for every scalp. Kérastase Spécifique Sérum Potentialiste is a universal scalp serum for normal, dry, sensitive or oily scalps. 10% Bifidus prebiotic and a vitamin C derivative help protect the scalp from daily stressors, leaving it soothed, hydrated and refreshed with a cooling feel. 90 ml. A Curious stylist favourite.

Key Ingredients, Explained

• 10% Bifidus prebiotic: Respects and supports the scalp's microbiome.
• 1% vitamin C derivative: An antioxidant that helps neutralize the effect of daily oxidative aggressors.

What It Does

• Soothes and hydrates the scalp.
• 98% felt their scalp is more comfortable.*
• 90% felt the sensation of a dry scalp reduced.*
• Fast-absorbing gel with a lasting cooling feel.

*Self-assessment as reported by Kérastase.

Why We Love It

• Universal: works on every scalp type.
• Light gel that absorbs fast.
• Fresh, long-lasting fragrance.

Best For

Any unbalanced scalp, whether dry, sensitive, oily or just uncomfortable.

How to Use

1. Wash and towel-dry hair.
2. Apply 3 doses to the scalp, section by section. One dose is one pipette filled to the mark.
3. Massage gently. Do not rinse.
4. Use daily for 3 weeks, then 3 times a week.

Curious Stylist Tip

Part your hair in sections and apply straight onto the scalp, not the hair. The serum works where it lands.

Your Spécifique Ritual

• Oily roots, dry lengths: Argile Équilibrante to purify, Bain Divalent to cleanse, then Sérum Potentialiste.
• Sensitive scalp: Bain Vital Dermo-Calm, then Sérum Potentialiste.
• Thinning-looking hair: Bain Prévention, then Spray Stimuliste.

Ingredients

Aqua / Water / Eau, Alcohol Denat., Bifida Ferment Lysate, Ascorbyl Glucoside, Aminomethyl Propanol, PEG-40 Hydrogenated Castor Oil, Carbomer, Mannose, Polysorbate 21, Alpha-Glucan Oligosaccharide, Phenoxyethanol, Glycerin, Pentylene Glycol, Polymnia Sonchifolia Root Juice, Faex Extract / Yeast Extract, Sodium Benzoate, Maltodextrin, Limonene, Geraniol, Hexyl Cinnamal, Benzyl Benzoate, Benzyl Alcohol, Lactobacillus, Linalool, Citral, Parfum / Fragrance.

Formulas can change, so check the packaging for the current list.

Frequently Asked Questions

How often should I use it?

Once a day for 3 weeks, then 3 times a week.

Is it for oily or dry scalps?

Both. It's designed for normal, dry, sensitive and oily scalps.

Can I style after?

Yes. Let it absorb, then style as usual.

Where can I buy Kérastase Spécifique in Canada?

Online at rucurious.ca, with free shipping across Canada on orders over $65, or in person at Curious salons across Calgary, Cochrane and Rocky View, Alberta. Explore the full Kérastase collection.

Is this authentic Kérastase?

Yes. Curious is an authorized Kérastase retailer, and every product is sourced directly from the manufacturer.