Product Details

Kérastase Blond Absolu 2% Hyaluronic Acid Serum is a lightweight, hydrating, and repairing serum designed for all types of blonde hair. Infused with a potent blend of Macro and Micro Hyaluronic Acid, this serum repairs up to 20% of surface damage in a single use*, delivering stronger, plumper, and intensely hydrated hair. Its clear gel texture deeply moisturizes both hair and scalp while preserving the scalp barrier for lasting comfort.

Formulated to target the unique needs of blonde hair, this serum reduces brittleness, smooths cuticles, and enhances shine without weighing hair down. It’s ideal for freshly lightened, bleached, or highlighted strands, helping to restore flexibility and resilience. The recyclable bottle, made with 20% recycled glass, reflects Kérastase’s commitment to sustainability. Pair with Blond Absolu Huile Cicaextreme for enhanced hydration and repair.

*Surface damage. Instrumental test after application of 2% Pure Hyaluronic Acid Serum.

Key Benefits

• Repairs up to 20% of surface damage in one use*
• Intensely hydrates and plumps blonde hair
• Moisturizes and soothes the scalp for lasting comfort
• Strengthens brittle, lightened hair for improved resilience
• Smooths cuticles for enhanced shine and softness
• Lightweight, non-greasy formula suitable for all blonde hair types
• Vegan and free from sulfates, parabens, and silicones

Suitable For

• All blonde hair types, including bleached, highlighted, and natural
• Brittle, damaged, or over-processed hair
• Sensitive or dry scalps needing hydration
• Those seeking eco-conscious, recyclable packaging

Directions For Use

1. Apply 7–13 pumps of Kérastase Blond Absolu 2% Hyaluronic Acid Serum to towel-dried hair, focusing on mid-lengths to ends.

2. Use 7 pumps on the scalp, massaging gently to hydrate and soothe.

3. Comb through for even distribution.

4. Air-dry or blow-dry as desired; for added repair, seal ends with Blond Absolu Huile Cicaextreme.

Pro Tips

• Use a smaller amount (7 pumps) for fine hair to avoid overloading.
• Layer with Kérastase Blond Absolu Bain Lumiere Shampoo for optimal blonde vibrancy and hydration.
• Apply to dry hair between washes to refresh and tame flyaways.

Ingredients

AQUA / WATER / EAU • GLYCERIN • SODIUM HYALURONATE • HYDROXYETHYLPIPERAZINE ETHANE SULFONIC ACID • PHENOXYETHANOL • CITRIC ACID • PEG-40 HYDROGENATED CASTOR OIL • CHLORPHENESIN • TETRASODIUM GLUTAMATE DIACETATE • LIMONENE • PARFUM / FRAGRANCE

*We make every effort to keep our ingredient lists accurate and up to date. However, formulations may be improved or adjusted over time, and slight variations can occur between regions due to local regulations. For the most accurate information, always refer to the ingredient list printed on your product packaging.

Frequently Asked Questions

Q. Can Kérastase Blond Absolu 2% Hyaluronic Acid Serum be used on non-blonde hair?

A. While designed for blonde hair, its hydrating and repairing properties can benefit any hair type, especially damaged or dry hair.

Q. Does Kérastase Blond Absolu 2% Hyaluronic Acid Serum protect against heat styling?

A. No, it’s not a heat protectant. Pair it with Blond Absolu Huile Cicaextreme, which offers heat protection up to 450°F/232°C.

Q. How does Kérastase Blond Absolu 2% Hyaluronic Acid Serum differ from Blond Absolu Huile Cicaextreme?

A. The serum hydrates and repairs hair and scalp with Hyaluronic Acid, while the oil seals in moisture and adds shine. Use them together for maximum benefits.

Q. Is Kérastase Blond Absolu 2% Hyaluronic Acid Serum suitable for sensitive scalps?

A. Yes, its gentle formula soothes and moisturizes the scalp, making it ideal for sensitive or dry scalps.

Q. How often should I use Kérastase Blond Absolu 2% Hyaluronic Acid Serum?

A. Use it after every wash on towel-dried hair or as needed on dry hair to refresh hydration and control frizz.

Q. Can I use Kérastase Blond Absolu 2% Hyaluronic Acid Serum with other Blond Absolu products?

A. Absolutely. It pairs well with Blond Absolu Bain Lumiere Shampoo and Cicaflash Conditioner for a complete blonde care routine.

Q. Does Kérastase Blond Absolu 2% Hyaluronic Acid Serum help with split ends?

A. Yes, it repairs surface damage and strengthens hair, reducing the appearance of split ends when used regularly.