Overnight is prime time for hair repair, and Kérastase Chronologiste Serum is built to use it well. This age-corrective leave-in treatment goes to work while you sleep, targeting the dryness, dullness, frizz and loss of volume that make hair look tired, so you wake up to visibly rejuvenated lengths.
Why you will love this Chronologiste serum
Just one pump releases actives powered by Pro-Xylane and Ochrophyta Algae deep into the lengths, working through the night to leave hair feeling smoother and more supple. The quick-break texture melts into hair without weighing it down, and it is wrapped in the signature Chronologiste fragrance of freesia, rose and marine notes for a sensorial bedtime ritual.
- Age-corrective overnight treatment for hair
- Helps restore a youthful-looking vitality to weakened hair
- Powered by Pro-Xylane and Ochrophyta Algae
- Leaves hair feeling smoother, more supple and revitalised
- Quick-break texture that melts in without weighing hair down
- Polished, touchably soft finish by morning
- Signature Chronologiste fragrance of freesia, rose and musk
What it does
Applied to dry or damp hair before bed, the serum spreads through lengths and ends and needs no rinsing in the morning. Overnight, its actives work on hair weakened by dryness and frizz, so lengths feel more supple, look more supple, and carry a polished shine when you wake up and style as usual.
Who it is for
Ideal for anyone whose hair shows signs of dryness, dullness, frizz or reduced volume and thickness, and who wants a low-effort overnight step to add to their routine without extra styling time.
How to use it
- Apply to dry or damp hair before bedtime
- Spread one pump into your hands and distribute through lengths and ends
- No need to rinse in the morning, style as usual
- If it comes into direct contact with eyes, rinse immediately and thoroughly
Key details
- Brand: Kérastase (France)
- Product type: overnight leave-in youth serum
- Best for: dry, dull hair with frizz and low volume
- Key technology: Pro-Xylane and Ochrophyta Algae
- Fragrance: freesia, rose and marine top notes with a musk base
- Delivery: available in Cairo and across Egypt with cash on delivery
Frequently asked questions
Do I wash Chronologiste Serum out in the morning?
No. It is applied at night and left in, and you simply style your hair as usual the next morning without washing.
How much serum should I use each night?
Just one pump is enough, spread into your hands and distributed through lengths and ends before bed.
Size
90 ml pump bottle.











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