10 Best leave in hair smoothers of 2025

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Best Choice

1

Redken

Redken One United Leave In Conditioner | Heat Protectant Spray for Blow Dry & Hair Styling | Multi-Benefit Hair Treatment | Detangles, Nourishes, & Smooths Frizz | For All Hair Types | Paraben Free
9.9

Exceptional

Our Rating

9.3
Gentle

9.3
worth the money

9.1
Aroma
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Value for Money

2

Davines

Davines LOVE Hair Smoother, Leave-On Cream To Smooth Frizzy, Unruly Or Wavy Hair Weightlessly, White, 5.07 Fl. Oz.
9.8

Exceptional

Our Rating
3

Olaplex
Olaplex No. 6 Bond Smoother, Leave-In Styling Hair Cream Treatment, Smooths, Conditions, & Strengthens, Frizz Control for Up to 72 Hours, For All Hair Types, 3.3 fl oz
Main highlights

Frizz Control and Softness
Olaplex No 6 Bond Smoother effectively tames frizz, leaving hair soft and manageable.

Ideal for Damaged Hair Restoration
Perfect for restoring hair health after neglect, making it look youthful and vibrant.

Highly Praised Frizz Control
Customers consistently praise its impressive ability to control frizz and improve hair texture.
9.7

Exceptional

Our Rating

9.3
Gentle

9.3
Aroma

9.1
Light weight
4

Nexxus
Nexxus Ultralight Smooth Frizz Defy Cream Serum for Frizzy and Dry Hair 4 fl oz
Main highlights

Frizz Control in Humidity
Nexxus Ultralight Smooth Hair Serum blocks frizz in 98% humidity.

Ideal for Frizzy Hair
Perfect for taming frizz and flyaways in humid climates.

Praised for Lightweight Formula
Customers love its weightless feel and non-greasy finish.
Key specs
- Frizz Control:Up to 72 hours
- Moisture:Revives dry hair
- Ingredients:Almond Protein, Jasmine Flower
- Hair Type:Frizzy
- Product Dimensions:1.67 x 1.67 x 6.54 inches
9.6

Exceptional

Our Rating
5

CHI
CHI Keratin K-Trix 5 Smoothing Treatment, Hair Serum For Creating Smooth, Frizz-Free Styles That Last, Sulfate, Paraben, & Cruelty-Free, 3.92 Oz

33% Off
Main highlights

Thermal Activation for Long-lasting Smoothness
Combines with styling iron heat to smooth hair, lock moisture, and seal out humidity.

Ideal for Frizz Control and Shine
Works best for smoothing fine, frizzy hair and adding shine.

Highly Praised for Hair Softness
Customers love how it makes hair softer and easier to manage.
Key specs
- effects:Smooths hair, locks moisture
- application:Styling iron
- function:Smoothing treatment
- weight:3.53 ounces
- ingredients:Keratix
9.3

Excellent

Our Rating

9.5
Simple to use

9.1
Aroma

8.9
Gentle
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6

OUAI
OUAI Leave In Conditioner & Heat Protectant Spray - Prime Hair for Style, Smooth Flyaways, Add Shine and Use as Detangling Spray - No Parabens, Sulfates or Phthalates (1.5 oz)

11% Off
Main highlights

Multitasking Hair Care
The OUAI Leave-In Conditioner protects, smooths, and detangles hair, offering heat/UV protection and frizz control.

Ideal for Frizz Control
Perfect for taming frizzy, curly, or color-treated hair, enhancing shine and manageability.

Highly Praised Scent
Customers love the luxurious scent, adding a high-end feel to haircare routines.
9.2

Excellent

Our Rating

9.9
For untangling

9.7
Moisturizing

8.7
Aroma
7

L’ANZA

L'ANZA Healing Style Smoother Balm, New & Improved Keratin Hair Treatment & Hair Straightener Serum, Heat Protection & Anti Frizz Formula, for Curly, Frizzy & Wavy Locks

17% Off
8.9

Very Good

Our Rating
8

BELLISSO
Keratin Hair Serum - Heat Protection Treatment and Anti Frizz Control - Protectant Oil and Straightener for Frizzy and Damaged Split Ends - Smoothing Products for Shine, Advanced Care for Women

33% Off
Main highlights

Sleek Hair Achievement
Bellisso's keratin serum smooths frizz and enhances shine.

Ideal for Frizzy Hair
Perfect for taming frizzy, damaged, and dry hair.

Praised for Softness
Customers love the softness and shine it provides.
8.7

Very Good

Our Rating

9.1
Simple to use

8.9
Light weight

8.4
Moisturizing
9

Bed Head
Bed Head by TIGI After Party Super Smoothing Cream – Anti Frizz hair styling product with humidity protection for frizzy, dull or coarse hair, 3.38 fl. oz.

29% Off
Main highlights

Silky Smooth Finish
Provides silky, smooth, shiny, and healthy-looking hair with anti-frizz control.

Versatile Application
Ideal for use on both dry and damp hair for optimal results.

Customer Praised Softness
Highly rated for making hair soft and easy to manage.
8.6

Very Good

Our Rating

9.7
Gentle

9.3
Aroma

8.9
For traveling
10

Wet Brush
Wet Brush Shine Enhancer Hair Brush, Purple - Exclusive Ultra-soft IntelliFlex Bristles - Natural Boar Bristles Leave Hair Shiny And Smooth For All Hair Types - For Women, Men, Wet And Dry

55% Off
Main highlights

Shine Enhancer Feature
Boosts shine and health by distributing natural oils.

Versatile Use
Perfect for wet or dry hair, all hair types.

Customer Praise for Detangling
Highly praised for pain-free detangling and reducing breakage.
Key specs
- Brush Type:Shine Enhancer
- Suitable Hair Types:Straight, curly, thick, wavy
- Bristle Material:Natural boar
- Dimensions:2.75 x 1.57 x 10.83 inches
- Weight:4.16 ounces
8.5

Good

Our Rating

9.9
Easy to grip

9.9
Simple to use

9.5
Gentle

10 Best leave in hair smoothers of 2025

1

Redken One United Leave In Conditioner | Heat Protectant Spray for Blow Dry & Hair Styling | Multi-Benefit Hair Treatment | Detangles, Nourishes, & Smooths Frizz | For All Hair Types | Paraben Free

9.3

9.3

9.1

How do we rank?

How do we rank?

Analyzing top stores

2

Davines LOVE Hair Smoother, Leave-On Cream To Smooth Frizzy, Unruly Or Wavy Hair Weightlessly, White, 5.07 Fl. Oz.

3

Olaplex No. 6 Bond Smoother, Leave-In Styling Hair Cream Treatment, Smooths, Conditions, & Strengthens, Frizz Control for Up to 72 Hours, For All Hair Types, 3.3 fl oz

9.3

9.3

9.1

4

Nexxus Ultralight Smooth Frizz Defy Cream Serum for Frizzy and Dry Hair 4 fl oz

5

CHI Keratin K-Trix 5 Smoothing Treatment, Hair Serum For Creating Smooth, Frizz-Free Styles That Last, Sulfate, Paraben, & Cruelty-Free, 3.92 Oz

9.5

9.1

8.9

6

OUAI Leave In Conditioner & Heat Protectant Spray - Prime Hair for Style, Smooth Flyaways, Add Shine and Use as Detangling Spray - No Parabens, Sulfates or Phthalates (1.5 oz)

9.9

9.7

8.7

7

L'ANZA Healing Style Smoother Balm, New & Improved Keratin Hair Treatment & Hair Straightener Serum, Heat Protection & Anti Frizz Formula, for Curly, Frizzy & Wavy Locks

8

Keratin Hair Serum - Heat Protection Treatment and Anti Frizz Control - Protectant Oil and Straightener for Frizzy and Damaged Split Ends - Smoothing Products for Shine, Advanced Care for Women

9.1

8.9

8.4

9

Bed Head by TIGI After Party Super Smoothing Cream – Anti Frizz hair styling product with humidity protection for frizzy, dull or coarse hair, 3.38 fl. oz.​

9.7

9.3

8.9

10

Wet Brush Shine Enhancer Hair Brush, Purple - Exclusive Ultra-soft IntelliFlex Bristles - Natural Boar Bristles Leave Hair Shiny And Smooth For All Hair Types - For Women, Men, Wet And Dry

9.9

9.9

9.5

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Bed Head by TIGI After Party Super Smoothing Cream – Anti Frizz hair styling product with humidity protection for frizzy, dull or coarse hair, 3.38 fl. oz.