Kérastase Chronologiste Overnight Youth Hair Serum 90ml
Kérastase Chronologiste Overnight Youth Serum is a night treatment that helps reverse the visible signs of hair ageing. Pro-Xylane™ and ochrophyta algae reinforce the fibre and build body, in a quick-break texture that absorbs instantly with no residue. Genuine Kérastase, available in Cyprus with island-wide delivery from HairCare Cyprus.
Why you’ll love it
- Up to 66% less frizz after one application
- Up to 32% more shine after one night
- Up to 92% less breakage
- Absorbs instantly — no residue on the pillow
Who it’s for
Hair showing signs of ageing — dryness, dullness, frizz, lack of volume and thickness.
How to use
- Apply one pump to dry or damp hair
| Product Size | 90ml |
|---|---|
| Key Ingredients | Pro-Xylane™, ochrophyta algae |
| Formulation Type | Night treatment serum |
FAQ
How long does it take to see results?
Results may vary, but users typically notice reduced frizz and improved shine after consistent nightly use.
Can I use this serum with other hair treatments?
Yes, it can be used alongside other hair care products. Apply the serum at night before bed and follow with a regular conditioner in the morning.
Is it suitable for coloured hair?
Please contact customer service

Steven Taylor –
Used this serum for three weeks and noticed my hair feels smoother and less frizzy. The shine improved noticeably, especially in the morning. No greasiness or residue, which is a big plus.
Jason Mitchell –
My hair has been dry and brittle for a while. After using this serum nightly, it feels stronger and more voluminous. The frizz is down significantly, and it looks healthier.
Mary May –
I applied it to damp hair before bed and woke up to a soft, shiny result. It absorbs quickly and doesn’t leave any sticky feeling. Great for daily use.
Donna Smith –
It’s a bit expensive, but the results are worth it. My hair has less split ends and feels more resilient. I’d recommend it to anyone with ageing hair concerns.
Emily Fraser –
After using it for two weeks, my hair looks fuller and more defined. The texture is much better, and I no longer have to use heavy conditioners in the morning.