Best Straightening Hair Conditioners of 2025

Charlotte Powell Avatar
Charlotte Powell
Last Updated: 11 Feb 2025

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For those looking to tame unruly locks, straightening hair conditioners may be the solution. These products are designed to smooth and soften hair, making it more manageable and easier to style. They can also help to protect hair from heat damage caused by styling tools such as straighteners and hair dryers. With a range of formulas available, including those designed for curly or frizzy hair, there is a straightening hair conditioner to suit every hair type.

At a Glance: Our Top Picks

Charlemagne Hair Straightening Conditioner for Men Cover #TOP 1
Charlemagne Hair Straightening Conditioner for Men
ftb score rating icon 9.9
Renew Hair Professional Thermosilk Conditioner for All Hair Types Cover #TOP 2
Renew Hair Professional Thermosilk Conditioner for All Hair Types
ftb score rating icon 9.8
OGX Ever Straightening Brazilian Keratin Conditioner Cover #TOP 3
OGX Ever Straightening Brazilian Keratin Conditioner
ftb score rating icon 9.6

Top 6 Straightening Hair Conditioners

#TOP 1

Charlemagne Hair Straightening Conditioner for Men

Conditioner (Anti-Frizz & Breakage)
200 ml (Pack of 1)
Charlemagne Hair Straightening Conditioner for Men Cover
Charlemagne Hair Straightening & Softening Conditioner for Men - 200ml Hair Straightening Spray Developed by Barbers & Made in Germany

The Charlemagne Hair Conditioner is designed to repair and soften damaged hair, ensuring it remains healthy and frizz-free. You will appreciate how it enhances softness while reducing curliness, making your hair more manageable from the very first use. This conditioner is also gentle on sensitive skin, providing a soothing experience each time. Furthermore, it prepares your hair perfectly for styling, leaving it looking effortlessly stylish and easy to wash out, suitable for all hair types and lengths.

What We Like
Repairs damaged hair
Softens and reduces frizz
Gentle on sensitive skin
Preps hair for styling
Vegan and travel-sized
#TOP 2

Renew Hair Professional Thermosilk Conditioner for All Hair Types

RENEW HAIR PROFESSIONAL
White
200 ml (Pack of 1)
Renew Hair Professional Thermosilk Conditioner for All Hair Types Cover
Renew hair Professional Thermosilk Keratin Straightening Conditioner for All Hair Types – 200ml thermo activated Argan Thermolis

The Renew Hair Thermosilk Conditioner is designed for all hair types, effectively detangling and controlling frizz while adding a brilliant shine. This conditioner is particularly beneficial for chemically treated hair, making it easier for you to maintain straight styles. Its unique formula includes silk amino acids that restore the beauty and discipline of your hair. Furthermore, it provides long-lasting protection against humidity, ensuring your hair stays smooth and manageable for days.

What We Like
Suitable for all hair types
Controls frizz effectively
Adds shine and moisture
Great for chemically treated hair
Long-lasting thermal protection
#TOP 3

OGX Ever Straightening Brazilian Keratin Conditioner

OGX
97302
88.7 ml (Pack of 1)
OGX Ever Straightening Brazilian Keratin Conditioner Cover
OGX Ever Straightening + Brazilian Keratin Smooth Travel Size Conditioner 88.7 ml

The OGX Brazilian Keratin Conditioner is a super smoothing product suitable for all hair types. It helps leave your hair glossy and smooth, providing an attractive shine that enhances your overall look. Infused with nourishing ingredients like coconut oil, keratin proteins, cocoa butter, and avocado oil, it deeply conditions your hair for a healthier appearance. Additionally, this conditioner features a sulphate-free surfactant system, making it gentle on your hair and scalp while being travel-friendly for your convenience.

What We Like
Super smoothing for all hair types
Leaves hair glossy and smooth
Contains nourishing natural ingredients
Sulphate-free formula
Travel-friendly size
#TOP 4

Skala Extra Lisos Conditioner for Smooth Hair

SKALA
U125-T
UNIC
Skala Extra Lisos Conditioner for Smooth Hair Cover
Smooth & Sleek Hair - Extra Lisos Conditioner - Skala - 1000ml - Anti-Frizz & Straightening Formula

Skala Extra Lisos Conditioner offers ultimate smoothness, allowing you to achieve perfectly sleek hair. Its deep conditioning formula hydrates and nourishes your hair, keeping it soft and shiny throughout the day. If you struggle with frizz, this conditioner is designed to reduce and control it, ensuring a polished look even in humid weather. Enriched with nourishing ingredients, it strengthens and protects your hair from damage, promoting overall health and vitality.

What We Like
Effective frizz control
Deep hydration and nourishment
Free from harsh chemicals
Suitable for all hair types
#TOP 5

GK HAIR Moisturizing Conditioner for Colour Treated Hair

GKH-SC-GE-057
100 ml (Pack of 1)
GK HAIR Moisturizing Conditioner for Colour Treated Hair Cover
GK HAIR Global Keratin Moisturizing Hair Conditioner (100ml/3.4 Fl Oz) for Color Treated Dry Damaged Curly Frizzy Hair - Organic Paraben Sulfate Free for Men and Women

The GK HAIR Moisturizing Conditioner is an exceptional choice for anyone with colour treated, dry, or frizzy hair. It locks in hydration, ensuring your hair remains smooth and manageable while reducing frizz. If you have colour treated hair, this conditioner cleanses gently and preserves your colour, leaving your locks feeling lighter and rejuvenated. Infused with JUVEXIN, it nourishes your hair, making it less prone to damage. Additionally, the added shine and protection against heat damage from styling tools will keep your hair looking vibrant and healthy.

What We Like
Locks in moisture effectively
Protects colour-treated hair
Nourishes with natural ingredients
Reduces frizz and flyaways
Sulfate and paraben free

SheaMoisture Jamaican Black Castor Oil Leave-In Conditioner

SD21319
Beige
431 ml (Pack of 1)
SheaMoisture Jamaican Black Castor Oil Leave-In Conditioner Cover
SheaMoisture Jamaican Black Castor Oil Strengthen & Restore Leave-In Conditioner no silicones or sulphates for chemically processed, heat-styled or natural hair 431 ml

The SheaMoisture Leave-In Conditioner is designed to soften and detangle your hair, making it easier for you to manage. Infused with Jamaican Black Castor Oil and Fair Trade Shea Butter, it provides deep nourishment, ensuring your hair remains healthy and moisturised. If you regularly colour, straighten, or heat style your hair, this conditioner offers a protective layer that enhances elasticity and reduces the appearance of split ends. Plus, it contains no sulphates or silicones, so you can care for your hair naturally.

What We Like
Softens and detangles hair
Deeply nourishes with natural ingredients
Protects and improves elasticity
No sulphates or silicones
Buying Guide Image
Editor's Notes

During our straightening hair conditioner research, we found 81 straightening hair conditioner products and shortlisted 6 quality products. We collected and analyzed 183,168 customer reviews through our big data system to write the straightening hair conditioners list. We found that most customers choose straightening hair conditioners with an average price of £5.48.

The straightening hair conditioners are available for purchase. We have researched hundreds of brands and picked the top brands of straightening hair conditioners, including Charlemagne, RENEW HAIR PROFESSIONAL, OGX, SKALA, GK HAIR. The seller of top 1 product has received honest feedback from 11 consumers with an average rating of 4.9.

Written by
Charlotte Powell Avatar

Charlotte Powell is a dermatologist and a licensed cosmetologist from Westminster, London. However, she was first a cosmetologist from London Beauty Training School. According to Charlotte, she needed better insight into the human skin, hence the dermatology degree. Long before she acquired her degree, she wrote and edited articles, eBooks, and editorials for companies and websites. Charlotte combines her skill and knowledge in providing DIY Beauty tips amongst other fashion related topics.