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10 Best Keratin Treatments 2025 in the UK

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Our Top Picks

#1

Winner

SALON QUALITY KERATIN WITH PROFESSIONAL RESULTS. Brazilian Straight, Purple Treatment Kit, 1-3 APPLICATIONS, Hair Straightening/Blow Dry/Smoothing/Home Use/Frizz Free

Rating
9.9
Chosen by1,303
Application Time
Hair Type Compatibility
Aftercare Requirements
Application Time
Despite the lengthy application process and mild eye irritation, the results are undeniably worth it.
Hair Type Compatibility
Transforms curly and frizzy hair into sleek and manageable locks after just one use.
Aftercare Requirements
Enjoy a simpler hair routine as rough blow drying now results in mostly straight hair without frizz.

The SALON QUALITY KERATIN WITH PROFESSIONAL RESULTS treatment kit offers a comprehensive solution for those seeking smoother, straighter hair. With its ability to last between 3 to 6 months, this product is ideal for users who desire long-term frizz-free results. However, it requires the use of salt and sulphate-free shampoos and conditioners for aftercare to maintain the treatment's effectiveness, which may be a bit of a hassle for some users.

The kit is designed for home use and includes everything needed for multiple treatments, making it cost-effective and convenient. It can cater to different hair lengths, providing 1-3 applications depending on the hair length. The treatment is suitable for dry and straight hair types.

Rating
9.9
Chosen by1,303
Application Time
Hair Type Compatibility
Aftercare Requirements
Application Time
Despite the lengthy application process and mild eye irritation, the results are undeniably worth it.
Hair Type Compatibility
Transforms curly and frizzy hair into sleek and manageable locks after just one use.
Aftercare Requirements
Enjoy a simpler hair routine as rough blow drying now results in mostly straight hair without frizz.
#2

GK HAIR Global Keratin Moisturizing Shampoo and Conditioner Duo Hydrating Formula for Normal to Dry Hair Colour Protection Infused with Keratin Healthier Sulfate Paraben Free Suitable Men Women 300ml

The GK HAIR Global Keratin Moisturizing Shampoo and Conditioner Duo is designed to hydrate and protect hair color while being suitable for all hair types. One notable strength is its exclusion of harsh chemicals, such as sulfates, parabens, and formaldehyde, making it a safer choice for daily use.

The product also includes keratin, natural plant extracts, and seed oils, which collectively aim to nourish and repair hair from the inside out, potentially reducing frizz and improving manageability. A significant benefit of this duo is its color-protection feature, which helps maintain the natural glow and protein of your hair, making it particularly appealing for individuals with colored hair.

The product's versatility in working on various hair types, including normal to dry hair, adding smoothness, and reducing static, is another positive aspect. However, as a shampoo and conditioner rather than a more intensive treatment formula, its effectiveness as a keratin treatment might be somewhat limited. Users seeking long-term frizz reduction and smoother hair might not find this product as potent as others specifically designed for keratin treatments. While free from harsh chemicals, it necessitates consistent use to see noticeable results, which might be a drawback for those looking for a quick fix. Ideal for men and women looking for a gentle, nourishing hair care routine without harsh chemicals, but may not fully meet the needs of those looking for intensive keratin treatment results.

#3

COCOCHOCO GOLD Brazilian Blow Dry Hair Straightening Keratin Treatment 1000ml

Rating
9.7
Formaldehyde Content
Hair Type Compatibility
Formaldehyde Content
Ventilated room is crucial during application due to fumes.
Hair Type Compatibility
Achieves silky and shiny hair with reduced frizz, even on 3a/3b hair types.

COCOCHOCO GOLD Brazilian Blow Dry Hair Straightening Keratin Treatment is designed to smoothen and straighten dry hair, making it a suitable choice for those looking to improve hair texture. Its vegan formulation may appeal to consumers seeking cruelty-free products. With a longevity of up to 3 months, this treatment offers a substantial duration of smoothness and straightness, which could be convenient for those preferring long-lasting results without frequent reapplication.

The treatment is available in a 1000ml liquid form, suggesting it can be used multiple times, which might be economical for regular users. Compatibility with dry hair types is highlighted, yet users with other hair types may need to consider how well the product might perform on their specific hair. The product ranks favorably in beauty categories and has received positive reviews, with a 4.2-star rating from 859 users, indicating general customer satisfaction.

The scent is labeled as 'Cocochoco,' which could be pleasant or overpowering depending on personal preference. Users seeking effective hair straightening for dry hair may find this product beneficial, though they should be mindful of chemical content and aftercare needs.

Rating
9.7
Formaldehyde Content
Hair Type Compatibility
Formaldehyde Content
Ventilated room is crucial during application due to fumes.
Hair Type Compatibility
Achieves silky and shiny hair with reduced frizz, even on 3a/3b hair types.

Buying Guide for the Best Keratin Treatments

Keratin treatments are popular hair treatments designed to smooth and add shine to frizzy or curly hair. They work by infusing keratin, a protein that is naturally found in hair, into the hair shaft, which helps to repair damage and create a protective layer around each strand. When choosing a keratin treatment, it's important to consider your hair type, the desired outcome, and any potential sensitivities you may have. Understanding the key specifications of keratin treatments will help you select the best option for your hair needs.
Formaldehyde ContentFormaldehyde is a chemical often used in keratin treatments to help the keratin bond to the hair. It's important because it can affect the strength and longevity of the treatment. Treatments with higher formaldehyde content tend to last longer but can also be more irritating to the scalp and have a stronger odor. If you have sensitive skin or prefer a more natural approach, look for formaldehyde-free options or those with lower levels. Always ensure the treatment complies with safety regulations.
Treatment LongevityThis refers to how long the effects of the keratin treatment will last. It's important because it determines how often you'll need to repeat the treatment. Longevity can range from a few weeks to several months. If you prefer low-maintenance hair care, opt for a treatment with longer-lasting results. However, if you like to change your hairstyle frequently, a shorter-lasting treatment might be more suitable.
Application TimeApplication time is the duration it takes to apply the treatment and complete the process. This is important for planning your schedule and understanding the commitment involved. Some treatments can be completed in an hour, while others may take several hours. If you have a busy lifestyle, you might prefer a quicker treatment. However, longer treatments often provide more thorough results.
Hair Type CompatibilityDifferent keratin treatments are formulated for different hair types, such as curly, wavy, or straight hair. This is crucial because using a treatment not suited for your hair type can lead to suboptimal results or even damage. Identify your hair type and choose a treatment specifically designed for it. For example, if you have very curly hair, look for a treatment that offers strong smoothing properties.
Aftercare RequirementsAftercare requirements refer to the specific care your hair will need following the treatment, such as avoiding certain shampoos or waiting a period before washing your hair. This is important for maintaining the treatment's effects and ensuring your hair remains healthy. Consider how much effort you're willing to put into aftercare when choosing a treatment. Some treatments require minimal aftercare, while others have strict guidelines.