Hair Serum

Shop by category

Hair Care & Styling
- Treatments, Oils & Protectors
- Bands, Clips & Styling Accs
- Brushes & Combs
- Hair Colourants
- Hair Extensions & Wigs
- Hair Loss Treatments
- Hair Styling Devices
- Perms
- Relaxers & Straightening Prod
- Sets & Kits
- Shampoos & Conditioners
- Styling Products

8,012 results

Champo Pitta Growth Serum 50ml
Brand new
£38.12
£3.45 P&P
Click & Collect
34 sold
DIVI 30ml Scalp Serum - Brand New - Ready To Ship 📦✅
Brand new
£26.68
or Best Offer
£2.94 P&P
Click & Collect
OGX Nourishing Coconut Milk Anti-Breakage Serum 118 ml - USA IMPORT
Brand new · OGX
£14.99
Free postage
Click & Collect
18 watching
Kerastase Elixir Ultime Nourishing Hair Oil Hydrating Smooth Frizz Serum - 100ml
Brand new
£21.48
Free postage
Click & Collect
5 watching
50ml K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types new
Brand new
£6.64
Free postage
Click & Collect
135 sold
Wella Professionals Oil Reflections Luminous Smoothening Oil 100ml
Brand new · Wella
(58)
£16.79
Free postage
Click & Collect
931 sold
Kerastase Nutritive 8H Magic Night Serum 90ml
Brand new
(2)
£30.72
Free postage
Click & Collect
Only 1 left.
Cecred restoring hair and edge drops. 50ML NEW
Brand new
£49.46
£3.45 P&P
Click & Collect
3 bids
18m 5s
Philip Kingsley Density Preserving Scalp Drops Serum 85ml
Brand new · Philip Kingsley
(2)
£18.25
Free postage
Click & Collect
152 sold
Kerastase Resistance Concentrate Fusio Dose with Ceramides 10x12ml
Brand new
£57.72
Free postage
Click & Collect
8 watching
John Frieda Frizz Ease All-in-1 Lightweight Serum 50ml,
Brand new · Unbranded
£6.49
Free postage
Click & Collect
Revlon Professional Uniq One The Original All In One Hair Treatment 150ml
Brand new · Revlon
(15)
£12.30
Free postage
Click & Collect
51 sold
John Frieda Frizz Ease All-in-1 Extra Strength Serum 50ml for Thick Coarse Hair
Brand new
£6.98
Free postage
Click & Collect
39 sold
Dr Barbara Sturm Super Anti-Aging Hair and Scalp Serum 50ml BNIB RRP £80
Brand new
£20.39
Free postage
Click & Collect
OLAYBINE Batana Oil 100ml All-Nature Multi-Purpose Unrefined Serum Three Pack
Brand new
£14.99
or Best Offer
Free postage
Click & Collect
Turkish Argan serum, Oil
Brand new
£26.68
or Best Offer
£2.94 P&P
Click & Collect
K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types 50ml
Brand new
£7.10
Free postage
Click & Collect
127 sold
It's a 10 Miracle Leave-In Treatment 120ml
Brand new · It's a 10
(39)
£15.65
Free postage
Click & Collect
Farouk CHI Infra Silk Infusion Reconstructing Complex 59ml
Brand new · CHI
£11.50
Free postage
Click & Collect
Kérastase Blond Absolu Huile Cicaextreme Intense Blonde Strenghtening Oil 100ml
Brand new · Kérastase
(3)
£11.25
(£11.25/Unit)
Free postage
Click & Collect
45 sold
3x Avon Advance Techniques Ultimate Shine Treatment Serum 30ml,Hair Serum
Brand new · Avon
£13.99
(£4.66/Unit)
Free postage
Click & Collect
Chambers Chapter 2000 Super Hair Grow Scalp Treatment All sizes
Brand new
£7.25 to £11.75
Free postage
Click & Collect
104 sold
Avon Advance Techniques Absolute Nourishment Argan Oil Treatment Serum 30m x3
Brand new · Avon
(24)
£14.95
Free postage
Click & Collect
31 sold
Twin Pk - Thicker Fuller Hair Root Lifting Serum-Organic Quinoa & Caffeine 118ml
Brand new · Thicker Fuller Hair
(12)
£7.88
Free postage
Click & Collect
VERONA VOLLARE PRO OIL INTENSIVE REPAIR HAIR SERUM ARGAN OIL DRY&DEMAGED hair
Brand new · Verona
(3)
£6.98
Free postage
Click & Collect
16 sold
Eucerin DermoCapillaire Calming Urea Scalp Treatment 100ml for Dry Itchy Scalp
Brand new · Eucerin
(3)
£11.45
(£11.45/100ml)
Free postage
126 sold
John Frieda Frizz Ease All-in-1 Lightweight Serum 50ml, Light Hair Serum for Fin
Brand new · Unbranded
£6.90
Free postage
43 sold
Kerasilk Keratin Treatment Smoothing Finishing Serum- 22ml
Brand new
£9.99 to £49.99
Free postage
Click & Collect
Moroccan Hair Oil 100ml Moisturizing Smoothing for All Hair Types Hair serum
Brand new · Essential
£9.99
Free postage
Click & Collect
23 sold
Loreal Professionnel Absolut Repair 10-in-1 Serum for Dry & Damaged Hair 90ml
Brand new
£21.90
Free postage
Click & Collect
47 sold
50ml K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types
Brand new
£9.99
(£9.99/Unit)
Free postage
Click & Collect
23 watching
Redist Biotin Hair Serum 100ml |Volumizing & Strengthening with Amino Acids
Brand new
£19.99
(£19.99/Unit)
Free postage
Click & Collect
REVLON UNIQ ONE ALL IN ONE HAIR TREATMENT 150ML RED EDITION* NXT DAY POSTAGE UK
Brand new · Revlon
(815)
£12.49
Free postage
Est. delivery Mon, Aug 11
It's a 10 Miracle Leave-In Treatment 59.1ml
Brand new · It's a 10
(39)
£10.99
Free postage
Click & Collect
Alfaparf Milano Semi Di Lino Sublime Cristalli Liquidi The Original 50ml - Il...
Brand new · ALFAPARF MILANO
(20)
£20.46
Free postage
Streax Hair Serum Enriched with Walnut Oil Gives Frizz free Satin Smooth 100ml
Brand new
(5)
£7.99
Free postage
Click & Collect
58 sold
Salon Chic So Smooth Shine Serum 50ml
Brand new · Brylcreem
(5)
£7.87
Free postage
Click & Collect
63 sold
Streax Professional Vitariche Gloss Hair Serum - 115ml (Pack of 1) UK STOCK
Brand new
£7.99
Free postage
Click & Collect
OLAPLEX No 9 Protective Hair Serum - 90ml - RRP £28 - New
Brand new · Olaplex
£23.55
(£0.26/Unit)
or Best Offer
Free postage
Click & Collect
6 watching
50ml K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types new
Brand new
£8.29
Free postage
Click & Collect
528 sold
Spoiled Child A22 Biotin Hair and Scalp Serum 50ml - Brand New Refill
Brand new
£42.27
Free postage
2 x Avon Advance Techniques Hair Serum Absolute Nourishment Reconstruction Curls
Brand new · Avon
(1)
£10.74 to £12.98
Free postage
Click & Collect
70 sold
Scalp Cooling Ampoule Serum Hair Regrowth Treatment Loss Thin Growth Men Women
Brand new
£4.95
or Best Offer
Free postage
PANTENE PRO-V Hair Multiplier Treatment Thickening Biotin Vitamin B3 - 100ml
Brand new · Pantene Pro-V
(8)
£9.99
Free postage
Click & Collect
212 sold
LOral Paris Elvive Hydra Hyaluronic Serum With Hyaluronic Acid for Dry Dehydrate
Brand new · Elvive
(5)
£8.09
Free postage
Beauty Works Argan Serum 90 ml - Free postage & 1-2 day delivery
Brand new
£13.00
or Best Offer
Free postage
Click & Collect
20 watching
50ml K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types new
Brand new
£11.99
or Best Offer
Free postage
THE INKEY LIST Chia Seed Curl Defining Hair Treatment (50ml), New boxed freepost
Brand new
(3)
£7.49
Free postage
Click & Collect
77 sold
Kerastase Resistance Duo Pack: Serum Therapiste 30ml x 2
Brand new
£58.76
Free postage
Click & Collect
7 watching
Elvive Haircare L'Oreal Leave In Serum Dream Lengths Sleek Frizz Killer for Lon
Brand new · Elvive
(2)
£6.10
Free postage
Est. delivery Mon, Aug 11
Only 2 left
ONLYBIO Hair in Balance Hair Toner, Vanilla/Toner do włosów waniliowy 100ml
Brand new
£11.49
Free postage
John Frieda Frizz Ease Original Serum 50ml
Brand new
£6.99
(£6.99/Unit)
Free postage
Click & Collect
Kerastase Fusio-Dose Concentre Ultra-Violet 10x12ml
Brand new
(1)
£49.00
£3.39 P&P
Click & Collect
Only 1 left.
Inecto Hair Serum Coconut 100ml | HYDRATE & DEFRIZZ | NATURAL COCONUT OIL
Brand new · Inecto
(4)
£9.99
(£9.99/100ml)
Free postage
Only 1 left.
Wella Professionals Ultimate Smooth Miracle Oil Serum 30ml - Free P&P
Brand new · Wella
£17.25
Free postage
Click & Collect
Nioxin Scalp Recovery Soothing Serum 100ml
Brand new · NIOXIN
£11.85
Free postage
Click & Collect
Paul Mitchell Smoothing Gloss Drops 75ml
Brand new · Paul Mitchell
£19.95
Free postage
Click & Collect
The Body Shop Ginger Scalp Care Scalp Serum 50ml fine, weak hair Vegan
Brand new · The Body Shop
£15.95
Free postage
Click & Collect
5 watching
Kerastase Elixir Ultime Nourishing Hair Oil Hydrating Smooth Frizz Serum - 100ml
Brand new
£23.99
or Best Offer
Free postage
Click & Collect
Only 1 left.
KREOGEN Keratin Serum For Very Dry & Damaged Hair -80ml
Brand new
£19.34
or Best Offer
Free postage
Click & Collect

Best selling

See all

Top-rated

See all

Revlon Uniq One All In One Hair Treatment - 150ml
(815)

100% agree - Would recommend
£11.20 New
Wella Professionals Oil Reflections 100 ml Luminous Smoothing Oil
(58)

95% agree - Would recommend
£16.79 New
It's a 10 Miracle Leave-In Product 4 fl oz Conditioner (0019)
(39)

96% agree - Would recommend
£10.99 New
Delia Cameleo Argan Oil Silk Hair 55ml
(36)

100% agree - Would recommend
£5.99 New
Avon Moroccan 30ml Argan Oil Nourishing Hair Serum (06973)
(24)

100% agree - Would recommend
£6.40 New
Revlon UniqOne Leave-In Hair Treatment - 150 ml
(15)

83% agree - Would recommend
£10.99 New
Elvive 104694078 Serum
(15)

100% agree - Would recommend
£10.62 New
Olaplex No 9 Protective Hair Serum - 90ml
(11)

100% agree - Would recommend
£5.50 New

Brand

Hair Type

Hair Serum

Shop by category

8,012 results

Champo Pitta Growth Serum 50ml

DIVI 30ml Scalp Serum - Brand New - Ready To Ship 📦✅

OGX Nourishing Coconut Milk Anti-Breakage Serum 118 ml - USA IMPORT

Kerastase Elixir Ultime Nourishing Hair Oil Hydrating Smooth Frizz Serum - 100ml

50ml K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types new

Wella Professionals Oil Reflections Luminous Smoothening Oil 100ml

Kerastase Nutritive 8H Magic Night Serum 90ml

Cecred restoring hair and edge drops. 50ML NEW

Philip Kingsley Density Preserving Scalp Drops Serum 85ml

Kerastase Resistance Concentrate Fusio Dose with Ceramides 10x12ml

John Frieda Frizz Ease All-in-1 Lightweight Serum 50ml,

Revlon Professional Uniq One The Original All In One Hair Treatment 150ml

John Frieda Frizz Ease All-in-1 Extra Strength Serum 50ml for Thick Coarse Hair

Dr Barbara Sturm Super Anti-Aging Hair and Scalp Serum 50ml BNIB RRP £80

OLAYBINE Batana Oil 100ml All-Nature Multi-Purpose Unrefined Serum Three Pack

Turkish Argan serum, Oil

K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types 50ml

It's a 10 Miracle Leave-In Treatment 120ml

Farouk CHI Infra Silk Infusion Reconstructing Complex 59ml

Kérastase Blond Absolu Huile Cicaextreme Intense Blonde Strenghtening Oil 100ml

3x Avon Advance Techniques Ultimate Shine Treatment Serum 30ml,Hair Serum

Chambers Chapter 2000 Super Hair Grow Scalp Treatment All sizes

Avon Advance Techniques Absolute Nourishment Argan Oil Treatment Serum 30m x3

Twin Pk - Thicker Fuller Hair Root Lifting Serum-Organic Quinoa & Caffeine 118ml

VERONA VOLLARE PRO OIL INTENSIVE REPAIR HAIR SERUM ARGAN OIL DRY&DEMAGED hair

Eucerin DermoCapillaire Calming Urea Scalp Treatment 100ml for Dry Itchy Scalp

John Frieda Frizz Ease All-in-1 Lightweight Serum 50ml, Light Hair Serum for Fin

Kerasilk Keratin Treatment Smoothing Finishing Serum- 22ml

Moroccan Hair Oil 100ml Moisturizing Smoothing for All Hair Types Hair serum

Loreal Professionnel Absolut Repair 10-in-1 Serum for Dry & Damaged Hair 90ml

50ml K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types

Redist Biotin Hair Serum 100ml |Volumizing & Strengthening with Amino Acids

REVLON UNIQ ONE ALL IN ONE HAIR TREATMENT 150ML RED EDITION* NXT DAY POSTAGE UK

It's a 10 Miracle Leave-In Treatment 59.1ml

Alfaparf Milano Semi Di Lino Sublime Cristalli Liquidi The Original 50ml - Il...

Streax Hair Serum Enriched with Walnut Oil Gives Frizz free Satin Smooth 100ml

Salon Chic So Smooth Shine Serum 50ml

Streax Professional Vitariche Gloss Hair Serum - 115ml (Pack of 1) UK STOCK

OLAPLEX No 9 Protective Hair Serum - 90ml - RRP £28 - New

50ml K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types new

Spoiled Child A22 Biotin Hair and Scalp Serum 50ml - Brand New Refill

2 x Avon Advance Techniques Hair Serum Absolute Nourishment Reconstruction Curls

Scalp Cooling Ampoule Serum Hair Regrowth Treatment Loss Thin Growth Men Women

PANTENE PRO-V Hair Multiplier Treatment Thickening Biotin Vitamin B3 - 100ml

LOral Paris Elvive Hydra Hyaluronic Serum With Hyaluronic Acid for Dry Dehydrate

Beauty Works Argan Serum 90 ml - Free postage & 1-2 day delivery

50ml K18 Leave-In Molecular Repair Hair Mask Conditioner For All Hair Types new

THE INKEY LIST Chia Seed Curl Defining Hair Treatment (50ml), New boxed freepost

Kerastase Resistance Duo Pack: Serum Therapiste 30ml x 2

Elvive Haircare L'Oreal Leave In Serum Dream Lengths Sleek Frizz Killer for Lon

ONLYBIO Hair in Balance Hair Toner, Vanilla/Toner do włosów waniliowy 100ml

John Frieda Frizz Ease Original Serum 50ml

Kerastase Fusio-Dose Concentre Ultra-Violet 10x12ml

Inecto Hair Serum Coconut 100ml | HYDRATE & DEFRIZZ | NATURAL COCONUT OIL

Wella Professionals Ultimate Smooth Miracle Oil Serum 30ml - Free P&P

Nioxin Scalp Recovery Soothing Serum 100ml

Paul Mitchell Smoothing Gloss Drops 75ml

The Body Shop Ginger Scalp Care Scalp Serum 50ml fine, weak hair Vegan

Kerastase Elixir Ultime Nourishing Hair Oil Hydrating Smooth Frizz Serum - 100ml

KREOGEN Keratin Serum For Very Dry & Damaged Hair -80ml

Best selling

Kérastase Blond Absolu Huile Cicaextreme Hair Oil - 100ml

Revlon UniqOne Leave-In Hair Treatment - 150 ml

Wella Professionals Oil Reflections 100 ml Luminous Smoothing Oil

Avon Moroccan 30ml Argan Oil Nourishing Hair Serum (06973)

2x Eucerin DermoCapillaire Calming Urea Scalp Treatment 100ml

Pantene Hair Multiplier Hair Treatment With Biotin 100ml

It's a 10 Miracle Leave-In Product 4 fl oz Conditioner (0019)

Revlon Uniq One ​​All In One Hair Treatment - 150ml

Top-rated

Revlon Uniq One ​​All In One Hair Treatment - 150ml

Wella Professionals Oil Reflections 100 ml Luminous Smoothing Oil

It's a 10 Miracle Leave-In Product 4 fl oz Conditioner (0019)

Delia Cameleo Argan Oil Silk Hair 55ml

Avon Moroccan 30ml Argan Oil Nourishing Hair Serum (06973)

Revlon UniqOne Leave-In Hair Treatment - 150 ml

Elvive 104694078 Serum

Revlon Uniq One All In One Hair Treatment - 150ml

Revlon Uniq One All In One Hair Treatment - 150ml