hair serum for fine hair

Discover a wide range of hair serums specially formulated for fine hair at Square-One. Enhance the volume and thickness of your locks with our selection of high-quality hair serums. Shop now and achieve the perfect balance of nourishment and weightlessness for your fine hair.

Vegamour GRO Hair Serum for Thinning Hair 1 oz / 30 mL
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Vegamour

Vegamour GRO Hair Serum for Thinning Hair 1 oz / 30 mL

Current price: $86.50
From Sephora
Shield Protecting Hair Serum
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Lush

Shield Protecting Hair Serum

Current price: $29.00
From LUSH
Industries Groom - Hair serum
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Industries Groom

Industries Groom - Hair serum

Current price: $55.00
From Simons
Hair Rituel By Sisley-Paris Revitalizing Fortifying Hair Serum Duo
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SISLEY PARIS

Hair Rituel By Sisley-Paris Revitalizing Fortifying Hair Serum Duo

Current price: $480.00
From Holt Renfrew
The Ordinary Multi-Peptide Serum for Hair Density for Thicker, Fuller Looking Hair 2 oz/ 60 mL
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The Ordinary

The Ordinary Multi-Peptide Serum for Hair Density for Thicker, Fuller Looking Hair 2 oz/ 60 mL

Current price: $29.60
From Sephora
Kérastase Resistance Hair Serum for Extremely Damaged Hair 1 oz/ 30 mL
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Kérastase

Kérastase Resistance Hair Serum for Extremely Damaged Hair 1 oz/ 30 mL

Current price: $84.00
From Sephora
BondiBoost Heavenly Hydration Leave-In Hair Serum with Aloe 4.23 oz / 125 ml
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BondiBoost

BondiBoost Heavenly Hydration Leave-In Hair Serum with Aloe 4.23 oz / 125 ml

Current price: $44.00
From Sephora
Briogeo Destined for Density™ Peptide Hair Serum for Thicker, Fuller Hair 1.5 oz / 45 mL
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Briogeo

Briogeo Destined for Density™ Peptide Hair Serum for Thicker, Fuller Hair 1.5 oz / 45 mL

Current price: $77.00
From Sephora
Kérastase Nutritive Hydrating Split Ends Serum for Dry Hair 1.7 oz / 50 ml
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Kérastase

Kérastase Nutritive Hydrating Split Ends Serum for Dry Hair 1.7 oz / 50 ml

Current price: $84.00
From Sephora
Grande Cosmetics GrandeHair Full Boost Hair Enhancing Serum
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Grande Cosmetics

Grande Cosmetics GrandeHair Full Boost Hair Enhancing Serum

Current price: $74.00
From Urban Outfitters
nutriplenish™ replenishing overnight serum
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Aveda

nutriplenish™ replenishing overnight serum

Current price: $72.00
From Aveda
Grapeseed Glossing Serum
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The Body Shop

Grapeseed Glossing Serum

Current price: $16.00
From The Body Shop
Tame Hair Serum
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AESOP

Tame Hair Serum

Current price: $47.00
From Holt Renfrew
Copenhagen Grooming Activator Beard Serum
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Copenhagen Grooming

Copenhagen Grooming Activator Beard Serum

Current price: $74.00
From Urban Outfitters
botanical repair™ strengthening overnight serum
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Aveda

botanical repair™ strengthening overnight serum

Current price: $26.00
From Aveda
Gisou Honey Infused Hair Repair Serum 1 oz / 30 mL
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Gisou

Gisou Honey Infused Hair Repair Serum 1 oz / 30 mL

Current price: $61.00
From Sephora
BondiBoost Anti-Frizz Fly Away Wand Hair Serum with Aloe Vera and Caffeine 10 mL
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BondiBoost

BondiBoost Anti-Frizz Fly Away Wand Hair Serum with Aloe Vera and Caffeine 10 mL

Current price: $22.00
From Sephora
Vegamour GRO+ Advanced Hair Serum for Severe Signs of Thinning 1 fl oz / 30 mL
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Vegamour

Vegamour GRO+ Advanced Hair Serum for Severe Signs of Thinning 1 fl oz / 30 mL

Current price: $106.00
From Sephora
Kérastase Blond Absolu 2% Hyaluronic Acid Hair Serum 1.7 oz / 50 ml
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Kérastase

Kérastase Blond Absolu 2% Hyaluronic Acid Hair Serum 1.7 oz / 50 ml

Current price: $86.50
From Sephora
Kérastase Nutritive 8H Magic Night Serum Hydrating Treatment for Dry Hair 3.04 oz / 90 ml
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Kérastase

Kérastase Nutritive 8H Magic Night Serum Hydrating Treatment for Dry Hair 3.04 oz / 90 ml

Current price: $95.00
From Sephora
Olaplex No. 9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum 3 oz / 90 mL
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Olaplex

Olaplex No. 9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum 3 oz / 90 mL

Current price: $41.00
From Sephora
Gisou Honey Infused Scalp Treatment Serum 3.4 oz/ 100 mL
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Gisou

Gisou Honey Infused Scalp Treatment Serum 3.4 oz/ 100 mL

Current price: $65.00
From Sephora
Anti-Hair Fall Scalp Serum
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DR BARBARA STURM

Anti-Hair Fall Scalp Serum

Current price: $130.00
From Holt Renfrew
The Ordinary Natural Moisturizing Factors + Hyaluronic Acid Scalp Serum 60ml
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The Ordinary

The Ordinary Natural Moisturizing Factors + Hyaluronic Acid Scalp Serum 60ml

Current price: $19.50
From Sephora