



Pairs well with
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Kérastase Elixir Ultime L'Huile Originale Refillable Hair Oil 75ml
Regular price £52.64 GBPRegular price£58.50 GBPSale price £52.64 GBPSale -
Kérastase Genesis Anti Hair-Fall Fortifying Serum 30ml
Regular price £21.15 GBPRegular price£23.50 GBPSale price £21.15 GBPSale
While you sleep
A beauty-sleep serum for dry hair that works for up to 8 hours overnight. It nourishes the lengths, helps protect against pillow friction, and leaves hair smoother by morning — up to +98% stronger hair* and up to 84% instantly less frizz. *Instrumental/brushing tests vs classical shampoo on sensitised hair.
The bedtime pump
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Step 1 — Spread
Before bed, spread one pump in your hands.
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Step 2 — Distribute
Distribute through the lengths and ends of dry or damp hair.
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Step 3 — Leave in
Leave in overnight — no need to rinse in the morning.
Tonight, overnight, morning
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Tonight
One pump through lengths and ends.
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Overnight
Up to 8 hours of care while the formula works against pillow friction.
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Morning
Softer, smoother hair, nothing to wash out.
At a glance
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90ml
overnight leave-in serum
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Overnight leave-in
works up to 8 hours
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For dry hair
nourishes the lengths
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No rinse
nothing to wash out in the morning
Ingredients
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Plant-Based Proteins
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Niacinamide
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Glycerin