Repair that stays in. Kérastase Première Sérum Filler Fondamental is a leave-in repairing serum that helps fill and smooth damaged areas, reduce frizz and restore shine, while protecting hair between washes. Trusted by stylists worldwide.
Key Ingredients, Explained
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Citric acid: An organic acid (AHA) that captures and removes calcium build-up from hard water, inside and on the surface of the hair, to fight dullness and stiffness.
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Glycine: An amino acid that penetrates the hair's inner layer once calcium is removed, helping reconnect broken bonds between keratin chains to reduce breakage.
Why We Love It
- Leave-in repair.
- Smooths and reduces frizz.
- Restores shine.
Best For
Damaged, frizzy or brittle lengths.
How to Use
- Apply 2 to 3 pumps to damp lengths and ends.
- Style as usual. Do not rinse.
Pro Stylist Tip
Apply to damp hair before blow-drying, then finish dry ends with Huile Gloss.
Ingredients
Aqua / Water / Eau, Isopropyl Myristate, Dimethicone, Triethanolamine, Amodimethicone, Parfum / Fragrance, Phenoxyethanol, Carbomer, Polyquaternium-4, Potato Starch Modified, Limonene, Hydroxypropyl Guar, Behentrimonium Chloride, Hydrolyzed Vegetable Protein PG-Propyl Silanetriol, Glycine, Trideceth-6, Isopropyl Alcohol, Linalool, Cetrimonium Chloride, Citral, Coumarin, Benzyl Salicylate, Sodium Benzoate, Benzyl Alcohol, Citronellol, Alpha-Isomethyl Ionone, Potassium Sorbate, Geraniol.
Formulas can change, so check the packaging for the current list.
Frequently Asked Questions
Does it protect from heat?
Use it with a heat protectant when heat-styling.
Can I use it daily?
Yes.
Will it weigh hair down?
Not if you keep it to the lengths and ends.
Where can I buy Kérastase in Alberta?
Online at denimandsmith.com, shipped from Calgary, or at any Denim & Smith location across Calgary, Edmonton, Cochrane, Okotoks and Rocky View.