10 Best Kerastase Overnight Hair Serum in The UK

Last updated on 02/08/2025

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9.9

Exceptional

KÉRASTASE

Kerastase Nutritive 8h Magic Night Serum 90ml Nutri-Supplement Split Ends Serum 50ml

Kérastase Nutritive 8H Magic Night Serum With Niacinamide For Dry Hair Double 90ml

Main Highlights

Ideal for: This serum works overnight to strengthen hair and leave it feeling smooth and nourished.

Kérastase Nutritive Nourishing Hair Serum with Niacinamide, Overnight Leave-In Treatment for Dry Hair, Lightweight and Non-Greasy, 8H Magic Night Serum, 90 ml

23% Off

Why We Love It

Revitalizes dry hair overnight.
Battles frizz and extra volume.
No rinse needed in morning.

Main Highlights

8H Magic Night Serum by Kérastase is a beauty sleep high-nutrition serum for dry hair. This overnight treatment contains anti-dryness polymers for immediate care with a light, non-greasy finish. It also delivers essential nutrients that boost the formula’s ability to nourish and reinforce the hair.
Protects hair from frizz and extra volume caused by pillow friction. Refreshes hairs shine, strength and softness.
1. Spread a pump of serum in your hands and distribute this overnight hair treatment to the lengths and ends of your dry or damp hair. 2. No need to rinse in the morning. Tip: Apply 8H Magic Night Serum before bedtime.

Kérastase Blond Absolu, Conditioning Leave-In Hair Serum, Overnight Treatment, For Lightened or Highlighted Hair, With Hyaluronic Acid & Edelweiss Flower, Sérum Cicanuit, 90ml

25% Off

Why We Love It

Repairs hair during sleep.
Prevents breakage and friction.
Leaves hair soft, detangled.

Main Highlights

Blond Absolu Serum Cicanuit is an overnight leave-in treatment for highlighted and bleached blonde hair. Enriched with Hyaluronic Acid and Edelweiss Flower, it hydrates and plumps hair fibres from within, reducing breakage and protecting the hair from friction whilst you sleep
Deep overnight repair that leaves no colouring or stains on bedding, For soft, detangled hair when you wake
Apply 2-4 pumps to dry or damp hair, evenly distribute from root to tip. Leave overnight. Use as often as required, depending on the degree of hair damage and fragility

Kérastase Symbiose, Intensive Anti-Dandruff Cellular Night Hair Serum, for Sensitive, Dandruff-Prone Scalps, Sulphate-Free, Silicone-Free, Sérum Cellulaire Nuit Anti-Pelliculaire Intensif, 90 ml

21% OffFree Shipping

Why We Love It

Silicone and sulphate-free formula.
Soothes scalp irritations effectively.
Anti-dandruff efficacy for weeks.

Main Highlights

Symbiose Intensive Anti-Dandruff Cellular Night Serum by Kérastase is a silicone and sulphate-free night serum for sensitive scalp, prone to dandruff. Formulated with salicylic acid, piroctone olamine and bifidus, the formula acts on the visible dandruff for results you can see.
This non-sticky and non-greasy formula soothes scalp irritations & discomfort for less sensitivity* of the scalp. With anti-dandruff efficacy for up to 3 weeks*. *After 3 uses per week for 4 weeks. Purifying anti-dandruff cellular shampoo, moisturising anti-dandruff cellular shampoo or intensive anti-dandruff cellular night serum
Use at least 3 times a week before bed. Use for 4 weeks. Apply 3 to 4 doses (1 pipette up to the mark) onto your scalp, section by section. Massage in gently. Leave in overnight.

Kérastase Nutritive, Nourishing & Conditioning Mask Hair Treatment, For Dry Hair, With Iris Root Extract, 8h Overnight Serum, 90 ml

3% Off

Why We Love It

Deep nourishment while you sleep.
Smooth, shiny, and soft hair.
No residue left on pillow.

Main Highlights

Overnight Serum is designed to provide long-lasting nourishment for dry hair, for 8h whilst you sleep. Enriched with Iris Root Extract and a blend of 5 oils; it deeply nourishes your hair from nutrients lost throughout the day, whilst sealing follicles to prevent frizz.
Moisturising from deep within the hair fibre, hair is left smooth, shiny and soft. Hair is beautified overnight, and with no residue left on your pillow.
Apply 2-4 pumps, depending on hair thickness. Distribute evenly on dry or damp hair, massage gently. Leave in overnight, for 8h. Do not rinse. To optimise your hair routine with more intense nutrition, use alongside other products in the Kerastase Nutritive range.

Kérastase Genesis Homme, Anti-Hair Fall Fortifying Serum, for Weakened & Thinning Hair, With Aminexil, Sérum Anti-Chute Fortifiant, 90 ml

20% OffFree Shipping

Why We Love It

Effective hair loss solution.
Strengthens hair from root.
Easy and convenient application.

Main Highlights

Genesis Homme Sérum Anti-Chute Fortifiant is designed to fight against hair loss. Enriched with Aminexil, Ginger Root and Creatine. This serum improves resistance and helps to reduce the rate of hair of hair-fall
This serum strengthens hair fibre at the root while slowing down hair loss
Use morning or evening for a minimum of 6 weeks. Apply x4 doses (1 dose is equal to 1 pipette to the line indicated) on towel-dried or dry scalp, section by section. Massage to promote distribution and absorption of the serum. Do not rinse

Kérastase Nutritive, Split Ends Hair Serum for Dry Hair, Nourishing Leave-In Oil Treatment, Ultra-Sealing Formula with Anti-Dryness Polymers, Adds Smoothness and Shine, Nutri-Supplement, 50 ml

23% Off

Why We Love It

Seals and nourishes split ends.
Provides instant smoothness and shine.
Locks in nutrition durably.

Main Highlights

Nutritive Split Ends Serum by Kérastase is a high-nutrition ultra-sealing serum for dry hair with split ends. Its ultra-concentrated formula helps to nourish and replenish dry ends to instantly restore a smooth, even look.
Instant smoothness and improved shine. It creates a protective barrier to lock in nutrition and durably fight dryness.
1. Apply 5 drops of this split ends serum to wet ends, as a leave-in treatment. 2. Style as desired. Do not rinse. If irritation occurs reduce the frequency of use. Nourishing split ends serum can be used after the entire Nutritive routine.

Kérastase Première Anti-Frizz Filler Heat Protecting Hair Serum for Damaged Hair with Peptides 90ml [STEP 4- PROTECT & REPAIR]

21% Off

Why We Love It

Deeply repairs damaged hair.
Protects against heat styling.
Formulated with Peptides.

Main Highlights

The Sérum Réparateur Fondamental is an anti-frizz repair treatment for damaged hair, used before styling. This complementary thermo-protective treatment has a light, creamy texture to seal the cuticle scales of the hair fibre and protect the surface, while restoring the hair's strength and fluidity
The serum deeply repairs and moisturises the fibre, while protecting hair from heat up to 230°C. Hair regains 100 Percent of its original strength. Frizz is controlled for 72 hours
Apply to damp hair washed with the Bain Décalcifiant Réparateur shampoo. Do not rinse. Blow-dry and style

Kérastase Resistance, Conditioning Leave-In Scalp & Hair Serum, For Long Hair, With Ceramides, Sérum Extentioniste, 50ml

20% OffFree Shipping

Why We Love It

Repairs and strengthens damaged hair.
Reduces split ends effectively.
Easy application for convenience.

Main Highlights

Résistance Sérum is a concentrated hair serum treatment designed to achieve beautiful lengths in all hair types, especially damaged and sensitised hair. Enriched with Ceramides, it repairs fibres from deep within to improve elasticity, whilst reducing split ends, and lowering the risk of breakage
Activates and strengthens hair growth from the root. Heals surface damage by restoring and sealing hair follicles
Apply 3 pipettes of serum to the scalp once or twice per week. Massage in a circular motion with fingertips, then proceed to styling as per your usual routine

8.7

Excellent

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We scanned 1432 products

We reviewed these offers relevant to the Kerastase Overnight Hair Serum within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like KÉRASTASE, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Kerastase Overnight Hair Serum in the market, we considered we took a deep dive into 7161 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Kerastase Nutritive 8h Magic Night Serum 90ml Nutri-Supplement Split Ends Serum 50ml. We love many things about this product by KÉRASTASE.
The best value product for most shoppers and where user satisfaction is continuously the highest is Kérastase Nutritive 8H Magic Night Serum With Niacinamide For Dry Hair Double 90ml by KÉRASTASE based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Kerastase Overnight Hair Serum and the best cost-to-value ratio is Kérastase Blond Absolu, Conditioning Leave-In Hair Serum, Overnight Treatment, For Lightened or Highlighted Hair, With Hyaluronic Acid & Edelweiss Flower, Sérum Cicanuit, 90mlat KÉRASTASE with a 25% discount.
Our list of the best Kerastase Overnight Hair Serum is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Kerastase Overnight Hair Serum in The UK

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Kérastase Genesis Hair Serum, Nourishing & Fortifying Leave-In Conditioner, For Weakened Hair, With Ginger Root & Edelweiss Flower, Sérum Anti-Chute Fortifiant, 90 ml

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Kerastase Genesis Hair Serum - Prevents Hair Fall from Brushing, Strengthens Weak Hair, Enriched with Ginger & Caffeine, 97% Less Breakage

We scanned 1432 products

We concluded that:

Bed Head by TIGI After Party Super Smoothing Cream – Anti Frizz hair styling product with humidity protection for frizzy, dull or coarse hair, 100ml