Overview

Keratin Express Extra Smoothing Treatment 4 fl oz is a professional-grade solution designed to reduce frizz and tame curls. This easy-to-apply treatment helps achieve a smoother, sleeker look for hair that’s often unruly or hard to manage. Ideal for people with frizzy or coarse hair, this smoothing treatment delivers long-lasting results. It leaves hair looking shiny and feeling softer, with effects lasting up to 6 weeks. However, it’s important to note that this product contains formaldehyde, so it’s not recommended for those who are pregnant, nursing, or sensitive to this ingredient.

Key Ingredients & Benefits

The key ingredient in this Keratin Express treatment is formaldehyde, which is essential in achieving the smooth, frizz-free results it’s known for. By coating each strand, it helps reduce curl and provides a polished, sleek finish. This treatment not only smooths hair but also strengthens it, giving a healthier appearance. The formula is quick and easy to apply, making it an ideal choice for people seeking a fast solution to manage unruly hair. It works efficiently on both fine and coarse hair, ensuring long-lasting results that last for weeks.

Best For

This smoothing treatment is best for individuals with fine or coarse hair who struggle with frizz or curls. It’s particularly effective for those who regularly color their hair and need a treatment that fits within their schedule, providing relief every 6 weeks. It’s a go-to option for anyone looking to achieve a smoother, more manageable hair texture. However, those who are pregnant, nursing, or sensitive to formaldehyde should avoid using this product. Its quick application and long-lasting effects make it a top choice for those wanting to control hair without a lengthy salon visit.

User Feedback

Users generally appreciate how effective the Keratin Express treatment is at smoothing and taming frizz. Many mention that it makes their hair much more manageable and that the results last for weeks. While it’s praised for its ease of application, some note the strong odor, which is common with products containing formaldehyde. A few users have shared that pairing it with other Keratin Express products can enhance the overall results. Despite the scent, most feel that the benefits of frizz control and shiny, sleek hair outweigh the drawbacks.

Pros

  • This treatment effectively smooths frizz and controls curls, making hair more manageable for weeks.
  • Users appreciate the long-lasting results, with smoothness and shine lasting up to six weeks.
  • Ideal for people with fine or coarse hair, offering a polished, sleek finish.
  • Easy to apply, providing a quick solution for frizzy or unruly hair.
  • Works well for those who color their hair regularly, aligning with their hair care schedule.
  • Many users find it significantly reduces the time needed for styling.
  • This product is a great option for those looking for professional-grade results at home.
  • It provides a noticeable improvement in texture, leaving hair feeling stronger and healthier.

Cons

  • The strong odor from formaldehyde may be unpleasant for some users.
  • Not suitable for those who are pregnant, nursing, or sensitive to formaldehyde.
  • Some users report that it can weigh down very fine hair if used too often.
  • Results may vary in extremely humid conditions, where frizz can return quickly.
  • A few users find that it doesn’t completely eliminate all curl types, especially in very coarse hair.
  • It may cause scalp irritation or discomfort for sensitive skin types.
  • The formaldehyde content raises safety concerns for some buyers, especially with prolonged use.

Ratings

After analyzing verified user feedback from multiple platforms and countries, we gathered insights on the Keratin Express Extra Smoothing Treatment 4 fl oz. The reviews reflect both the strengths and challenges of this product, with a focus on its frizz-reducing effectiveness, ease of use, and long-lasting results. Spam, bot-influenced, and off-topic reviews were filtered out to ensure that only authentic, high-quality feedback was considered in the scores below.

Effectiveness in Reducing Frizz
92%
Many users rave about how well this smoothing treatment controls frizz, even in humid conditions. It effectively tames unruly hair, leaving it smooth and manageable for weeks. The results are particularly praised by those with fine hair who struggle with frizz and flyaways.
However, some users note that while it controls frizz, the treatment doesn't completely eliminate it for everyone. A few customers with very coarse or curly hair mention that they didn't experience as dramatic a reduction in frizz as others did.
Longevity of Results (Up to 6 Weeks)
89%
The long-lasting effects of this product are a major draw for users, with many reporting smooth and shiny hair that lasts for up to six weeks. This makes it a time-saver for individuals who need a reliable, frizz-free look without constant touch-ups.
Not everyone achieves the full six weeks of smoothness. Some users found that the effects started to fade after about four weeks, particularly with frequent washing or exposure to humidity.
Ease of Application
91%
This treatment is praised for its simplicity and ease of use. Many find it quick to apply, with minimal effort required to achieve noticeable results. It's especially valued by users with busy schedules who appreciate fast solutions for managing frizzy hair.
While the application is straightforward, a few users report that the process can still be time-consuming when trying to ensure even coverage. Additionally, some mention that it requires a careful application to avoid uneven results.
Scent/Fragrance
62%
38%
Some users don't mind the strong, chemical scent of this product, as they feel the smoothing benefits outweigh the odor. The fragrance typically dissipates after a short while, leaving hair smelling fresher after the treatment has set.
The scent is a major point of contention for many users. A few describe it as overpowering and unpleasant, especially during the application process. For those sensitive to strong smells, the fragrance may be off-putting.
Hair Texture After Use
87%
Users consistently report that this treatment leaves hair feeling silky and soft, with a polished, shiny finish. It also helps with detangling, making hair easier to style and manage after use.
A small group of users mentioned that the treatment left their hair feeling a bit heavy or greasy, particularly those with finer hair types. This effect seems to diminish after a few washes, but it's something to keep in mind.
Value for Money
85%
Many customers feel that the product provides good value for the money, especially considering the long-lasting results. A little product goes a long way, making it a cost-effective option for people who need a smoothing treatment that lasts.
Some users feel that while the product works well, the price could be more competitive. A few customers mention that they have found similar treatments at lower prices with comparable results.
Suitability for Fine Hair
88%
This treatment is highly recommended by users with fine hair, as it delivers smoothness without weighing hair down. It helps reduce frizz and adds shine, making hair look healthier and more manageable without the heavy feeling.
However, a few people with fine hair expressed concerns about the product leaving their hair feeling limp or flat, especially if used too frequently or in larger amounts.
Packaging and Dispensing
79%
21%
The product's packaging is generally considered convenient, with a straightforward dispensing system that helps control the amount used. It's easy to store and transport, which is helpful for users who apply it on-the-go.
Some users find the packaging a bit difficult to manage, especially when trying to squeeze out the last remaining product. A few suggest that a pump dispenser might improve the experience, as it can get messy towards the end.
Formaldehyde Sensitivity
48%
52%
For those who are not sensitive to formaldehyde, this product provides strong, effective results, making it a great choice for people who want smooth, frizz-free hair for weeks.
Many users with sensitivities to formaldehyde or those who are pregnant or nursing have raised concerns about the ingredient. Some experienced irritation or headaches, and the strong chemical smell exacerbated these issues.
Effectiveness on Coarse Hair
90%
Those with coarse or curly hair report that this treatment is particularly effective in taming unruly hair. It reduces volume, smooths out curls, and provides a sleek, glossy finish that lasts.
While effective for many, some people with very coarse or tightly curled hair mention that the treatment didn't fully meet their expectations. They found that they still needed additional styling to achieve the desired smoothness.
Customer Support and Warranty
78%
22%
Customers generally report having good experiences with the company's customer support. They find responses timely and helpful in addressing concerns or offering advice on usage.
A few users expressed frustration with the lack of clear instructions or guidance from the brand. Additionally, some experienced difficulty in reaching support or resolving issues with the product in a timely manner.
Overall Satisfaction
86%
The majority of users express high satisfaction with this treatment, appreciating its long-lasting effects and ease of use. They find it a reliable solution for maintaining smooth, frizz-free hair over several weeks.
However, a few customers feel that the product didn't live up to all its promises, especially regarding fragrance and the duration of results. While generally pleased, they felt there were minor drawbacks that prevent them from rating it higher.

Suitable for:

Keratin Express Extra Smoothing Treatment 4 fl oz is ideal for people with fine or coarse hair who struggle with frizz and want long-lasting smoothness. Users who frequently color their hair will appreciate how it complements their regular maintenance routine, providing frizz control for up to six weeks. This product is particularly effective for those looking for a quick solution to unruly hair, making it a great option for busy individuals who need to manage their hair without frequent styling. Additionally, those who prefer professional-grade results at home will benefit from the easy application and noticeable results that smooth and tame frizzy hair with minimal effort.

Not suitable for:

This product is not recommended for individuals who are pregnant, nursing, or sensitive to formaldehyde, as the ingredient can cause irritation or other adverse effects. Those with very fine hair may also find that it leaves their hair feeling too heavy or limp, especially if used too frequently. Additionally, users with sensitive scalps or those who are highly sensitive to strong chemical odors may find the fragrance overwhelming. It may also not be the best choice for people expecting completely frizz-free hair in extremely humid conditions or those with very coarse curls, as results can vary depending on hair texture.

Specifications

  • Product Type: Professional-grade hair smoothing treatment designed to reduce frizz and curls.
  • Size: Comes in a 4 fl oz (118 mL) bottle.
  • Key Ingredient: Contains formaldehyde, which helps achieve smoothness and curl reduction.
  • Frizz Control: Provides effective frizz control by coating each strand for a polished look.
  • Smoothing Effect: Offers long-lasting smoothness and shine, with results lasting up to 6 weeks.
  • Application: Easy to apply with a quick process for convenient use.
  • Hair Type Compatibility: Best suited for fine to coarse hair types, ideal for those with frizzy or curly hair.
  • Recommended Use: Recommended for color-treated hair, especially for users who color their hair every 6 weeks.
  • Safety Warning: Contains formaldehyde, and should be avoided by pregnant or nursing users.
  • Odor: May have a strong odor due to the formaldehyde content, which dissipates after use.
  • Duration of Effect: The smoothing and frizz-reducing effects last up to 6 weeks with proper hair care.
  • Ease of Use: The treatment is quick and easy to apply, with no complicated steps or long wait times.
  • Fragrance: Some users report a noticeable fragrance during application, which fades after washing.
  • Formulation: Liquid formulation that is easy to distribute through hair for even coverage.
  • Post-Treatment Care: For best results, users are advised to avoid washing hair frequently or exposing it to excessive humidity immediately after treatment.
  • Allergen Warning: Not suitable for individuals with sensitivities to formaldehyde or strong chemicals.
  • Additional Products: Can be paired with other Keratin Express products for enhanced results.
  • Shelf Life: Store in a cool, dry place to preserve the product's effectiveness.
  • Packaging: Packaged in a 4 fl oz bottle, which is convenient for both home and professional use.

FAQ

To use this treatment, apply it to clean, towel-dried hair. Section your hair, apply the product evenly, and let it sit for the recommended time before rinsing. Follow with your usual styling routine for smooth, frizz-free results that last up to six weeks.

The primary ingredient in this smoothing treatment is formaldehyde, which helps to smooth hair and reduce curls. It also coats each strand, offering a sleek, shiny finish while reducing frizz.

Yes, this treatment is ideal for color-treated hair. In fact, it works well for clients who color their hair regularly, providing a smoothing effect that fits into a 6-week color maintenance schedule.

No, this treatment contains formaldehyde, which should be avoided by pregnant or nursing women due to potential health risks. Always consult with your doctor before using hair treatments with formaldehyde if you are expecting or breastfeeding.

Some users mention that the product has a strong odor due to the formaldehyde content. While it dissipates after application, it may be noticeable during use, especially in poorly ventilated areas.

The smoothing and frizz-control effects typically last up to 6 weeks, depending on hair type and care routine. Regular washing and exposure to humidity may affect the longevity of the results.

This treatment is best for people with fine or coarse hair that is prone to frizz. It effectively smooths and reduces curls, leaving hair with a sleek, manageable texture. It is also recommended for those who want long-lasting results.

Some users may experience scalp irritation, especially if they have sensitive skin. The formaldehyde content can also cause eye or respiratory irritation if not applied in a well-ventilated area. Always perform a patch test before full application.

Yes, this treatment can be used alongside other Keratin Express products for enhanced results. However, be cautious about using products with strong chemicals or proteins that may interfere with the treatment’s effects.

Store this product in a cool, dry place away from direct sunlight to maintain its efficacy. Ensure the cap is tightly closed to prevent evaporation of the active ingredients.