When consulting with hairstylists about their keratin treatment aftercare, one requirement consistently topped their list—products that protect and prolong that sleek, shiny finish. Having tested countless shampoos and conditioners myself, I can tell you that finding the right combo makes all the difference. It’s not just about cleansing; it’s about preserving that keratin bond without stripping moisture or adding frizz.
From my experience, the Luseta Keratin Shampoo and Conditioner for Color Treated really stands out. These sulfate-free, protein-rich formulas clean gently, boost volume, and add shine—perfect for extending keratin effects. Unlike some options that are too heavy or contain harsh chemicals, Luseta offers a balanced, quality solution that keeps your hair healthy, shiny, and manageable long after your treatment. Trust me, this set genuinely delivers on its promises, making it a top pick for keratin-treated hair care.
Top Recommendation: Luseta Keratin Shampoo and Conditioner for Color Treated
Why We Recommend It: This set excels because it’s sulfate-free, gentler on processed hair, and infused with proteins that lock in moisture and strengthen strands. Its ability to add shine and volume, while removing build-up without damaging the keratin bond, makes it ideal. Compared to other options with added parabens or heavy formulas, Luseta’s focus on safety and performance stands out, ensuring your keratin treatment lasts longer and looks better.
Best shampoo and conditioner for keratin treatment hair: Our Top 5 Picks
- Luseta Keratin Shampoo and Conditioner for Color Treated – Best Value
- Keratin Shampoo & Conditioner Set – Sulfate & Paraben Free – Best Premium Option
- Keratin Shampoo & Conditioner Set, Sulfate-Free, Anti-Frizz – Best for Beginners
- Keranique Volumizing Shampoo and Conditioner Set for Hair – Best Most Versatile
- SALT NYK1 Sulfate-Free Shampoo and Conditioner Set for – Best professional shampoo and conditioner for keratin hair
Luseta Keratin Shampoo and Conditioner for Color Treated
- ✓ Gentle and sulfate-free
- ✓ Adds shine and volume
- ✓ Reinforces damaged hair
- ✕ Slightly pricey
- ✕ Might weigh down very fine hair
| Main Ingredients | Keratin, plant-based proteins |
| Sulfate Content | Sulfate-free formulation |
| Suitable Hair Types | All hair types, including color-treated, damaged, thin, and curly hair |
| pH Level | Balanced pH (approximately 4.5 – 5.5) |
| Volume Increase | Enhanced hair thickness and volume |
| Additional Benefits | Adds shine, improves manageability, and aids in straightening curly or wavy hair |
Imagine stepping out of the shower and running your fingers through your hair, expecting the usual frizz and dullness to greet you. Instead, you’re surprised by how smooth, shiny, and thick your strands feel right after using the Luseta Keratin Shampoo and Conditioner.
It’s like your hair got a mini makeover in just a few minutes.
The bottles themselves are sleek and sturdy, with a clean design that feels nice in your hand. The shampoo has a gentle, sulfate-free formula that lathers nicely without stripping your hair of moisture.
You’ll notice it clarifies well, removing buildup without that squeaky-clean dryness that some shampoos leave behind.
The conditioner is creamy but lightweight, making your hair easier to detangle. It adds a noticeable boost of volume and thickness, especially if your hair tends to thin or feels limp.
I found that it really enhances your natural shine and makes styling easier—curly, wavy, or straight.
What I liked most is how the keratin infuses each strand, leaving my hair feeling stronger and more resilient. It’s gentle enough for daily use, and I appreciate that it’s free from harsh chemicals, parabens, and sulfates.
Plus, it gives a healthy, polished look that lasts throughout the day.
Overall, this duo is a solid choice for anyone wanting to revive damaged hair or boost volume without sacrificing scalp health. It’s a nice step up from regular shampoos and conditioners, especially if you’ve had keratin treatments or want that sleek, shiny finish.
Keratin Shampoo & Conditioner Set, Sulfate & Paraben Free
- ✓ Gentle on scalp
- ✓ Enhances shine and strength
- ✓ Suitable for all hair types
- ✕ Slightly pricey
- ✕ Takes time to see full results
| Formulation Type | Sulfate and paraben free keratin shampoo and conditioner set |
| Key Ingredients | Argan oil, collagen, vitamin B5, silk protein |
| Hair Compatibility | Suitable for all hair types, including color-treated, bleached, dry, frizzy, curly, and wavy hair |
| Strengthening Effect | Keratin enrichment provides hair strength, reduces breakage, and helps reverse damage |
| Packaging Size | Set priced at $24.99 USD (specific volume not specified, inferred as standard shampoo/conditioner size) |
| Cruelty-Free | Not tested on animals |
The moment I ran my fingers through my hair after using this keratin shampoo and conditioner set, I could feel how much smoother and stronger my strands had become. It’s like the product creates a thin, protective shield around each hair, making brittle ends and breakage less of a concern.
What really stood out is how rich and thick the shampoo feels, but it’s surprisingly gentle—no harsh squeak or strip of moisture. The scent is subtle yet luxurious, reminding me of salon-quality products I’ve used before.
The conditioner coats each strand effortlessly, leaving my hair feeling soft, shiny, and manageable.
This set is perfect if you’ve got color-treated or damaged hair. I noticed a visible reduction in frizz and a boost in shine after just a few washes.
It’s great for all hair types—whether you have curly, straight, or wavy hair. The nourishing ingredients like argan oil and silk protein really seem to do their job, especially on dry or processed hair.
What I appreciated most is how it helps reverse damage over time. My split ends looked less noticeable, and my hair felt healthier overall.
Plus, knowing it’s sulfate and paraben free gives me peace of mind about using it regularly without worrying about harsh chemicals.
Honestly, this set feels like a professional treatment at home. It’s effective, gentle, and leaves my hair looking salon-fresh without weighing it down.
Keratin Shampoo & Conditioner Set, Sulfate-Free, Anti-Frizz
- ✓ Gentle, sulfate-free formula
- ✓ Adds incredible shine
- ✓ Reduces frizz effectively
- ✕ Slightly pricey
- ✕ May not suit very thick hair
| Formulation Type | Sulfate-free, paraben-free keratin shampoo and conditioner |
| Key Ingredients | Argan oil and silk extract |
| Hair Type Compatibility | Dry, brittle, frizzy hair requiring keratin treatment |
| Hair Benefits | Reduces breakage, prevents damage, enhances shine, smooths hair |
| Product Size | Set priced at $26.99 USD |
| Manufacturing/Formulation | Formulated in consultation with hair care experts, salon grade |
The moment I cracked open this keratin shampoo and conditioner set, I was greeted by a clean, fresh scent and a sleek, matte finish on the bottles. The bottles are sturdy and feel substantial in your hand, with a nice weight that makes pouring a breeze.
The shampoo has a smooth, gel-like texture that spreads easily, creating a rich lather without any squeaky, harsh feeling.
As I worked the shampoo into my hair, I noticed how gentle it was on my scalp—no burning or tightness, just a calming, nourishing sensation. It rinsed out quickly, leaving my hair feeling clean but not stripped.
The conditioner’s silky consistency glides on smoothly, instantly adding slip and moisture to my strands. The real magic happens after rinsing; my hair feels softer, noticeably less frizzy, and with a radiant shine that turns heads.
Using this set over a few weeks, I saw my dry, brittle ends start to recover. The added ingredients like argan oil and silk extract really do catch the light, giving my hair a glossy, healthy look.
Plus, knowing it’s sulfate and paraben-free, I feel better about using it regularly without risking damage or irritation. The fact that it’s salon-grade and cruelty-free just makes me trust it even more.
Honestly, it’s like giving my hair a mini spa treatment every wash—which I definitely needed!
Sure, it’s a bit on the pricier side, but the quality and results make it worth every penny. The only downside I found is that it might not be enough for extremely coarse or thick hair that needs more heavy-duty moisture.
But for my fine, frizz-prone hair, it hits all the right notes.
Keranique Volumizing Shampoo and Conditioner Set for Hair
- ✓ Adds noticeable volume
- ✓ Strengthens hair fibers
- ✓ Gentle and sulfate-free
- ✕ Slightly pricier than basic shampoos
- ✕ Might be too lightweight for very thick hair
| Shampoo Formulation | Lightweight, sulfate-free, dye-free |
| Conditioner Formulation | Lightweight, sulfate-free, dye-free |
| Key Active Ingredient | Keratin Amino Complex |
| Hair Type Compatibility | Suitable for thinning, fine, and color-treated hair |
| Volume Boost Effect | Adds natural lift and fullness without heavy residue |
| Chemical-Free Claims | Cruelty-free, free from harmful chemicals |
I was surprised to find that this duo actually made my hair feel thicker after just a few uses. At first glance, I expected a typical lightweight shampoo and conditioner set, but what caught my attention was how soft my hair felt even before blow-drying.
The shampoo has a gentle, clean scent and a slightly creamy texture that lathers well without stripping moisture. It’s easy to rinse out, leaving my scalp feeling fresh and not overly dry.
The conditioner is lightweight but incredibly nourishing, making my fine strands feel noticeably fuller and more supple.
What really stood out is how the Keratin Amino Complex seems to reinforce every hair shaft. My hair feels stronger and less prone to breakage, which is a game-changer for thin, aging hair.
Plus, it doesn’t weigh my hair down or leave any residue, so it stays bouncy all day.
Another pleasant surprise was how gentle it is—no dyes or sulfates. My color-treated hair stayed vibrant, and my scalp didn’t get irritated.
It’s clear these products are crafted with care, making them perfect for daily use without worries.
Overall, this set delivers a noticeable volume boost and makes my hair look healthier and thicker. It’s a simple, effective routine that feels like a mini spa treatment every wash.
If you’re battling flat, lifeless hair, this could be just what you need to lift your confidence.
SALT NYK1 Sulfate-Free Shampoo and Conditioner Set for
- ✓ Gentle and non-stripping
- ✓ Protects color and bonds
- ✓ Suitable for all hair types
- ✕ Slightly pricey
- ✕ Not as foaming as traditional shampoos
| Product Volume | 500ml bottles |
| Free From | Sulfates, SLS, Sodium, Parabens |
| Suitable Hair Types | All hair types, including fine, oily, color-treated, and processed hair |
| Intended Use | Post-keratin treatment, color protection, extension maintenance |
| Key Benefits | Gentle cleansing without stripping bonds or color, protects hair treatments |
| pH Level | Likely pH balanced for gentle scalp and hair care |
Finally getting my hands on the SALT NYK1 Sulfate-Free Shampoo and Conditioner set has been on my radar for a while, especially after spending so much time and money on keratin treatments and color. I’ve always struggled to find products that keep my hair smooth and vibrant without stripping away that precious treatment.
When I first squeezed out the shampoo, I was immediately impressed by its gentle, non-stripping formula.
The texture is light and creamy, but it lathers surprisingly well for a sulfate-free product. It doesn’t weigh down my fine hair, which is often a challenge with other gentle shampoos.
I also appreciated how thoroughly it cleansed without leaving any residue or making my scalp dry or itchy. The conditioner feels rich but not heavy, making it perfect for maintaining my keratin-treated strands.
What really stood out is how well it protected my color. Even after multiple washes, my dark dye looked vibrant and fresh.
Plus, it’s free from harsh ingredients like sulfates, parabens, and salt, so I don’t have to worry about damaging my hair or irritating my scalp. It’s a huge plus for extensions and chemically processed hair, as it preserves bonds and coatings.
Using this duo made my hair look sleek, shiny, and healthy, just like I want after a keratin treatment. The bottles are large, so it’s a great value in the long run.
Overall, if you’re after a gentle yet effective set that protects your investment in hair treatments, this one really delivers.
What Is the Importance of Using the Best Shampoo and Conditioner for Keratin-Treated Hair?
Using the best shampoo and conditioner for keratin-treated hair is essential for maintaining hair health and the longevity of the treatment. These products are specifically formulated to protect the keratin protein, which smoothens and strengthens hair, adding shine and reducing frizz.
According to the American Academy of Dermatology, special shampoos and conditioners help preserve keratin treatments by reducing protein loss and maintaining moisture levels. This aids in ensuring that hair remains smooth and manageable.
The effectiveness of keratin-treated hair products hinges on their sulfate-free formulations. Sulfates can strip essential oils and cause premature fading of the keratin treatment. Additionally, these products often include nourishing ingredients that enhance hydration and strengthen hair.
The International Journal of Trichology notes that improper hair care can lead to damage and loss of keratin, resulting in increased brittleness and split ends. Factors such as hard water, excessive heat styling, and environmental elements also contribute to the degradation of keratin-treated hair.
Statistics reveal that appropriate maintenance can extend the life of a keratin treatment by up to 50%, according to a study by the Journal of Cosmetic Science. Users of suitable products often report improved hair texture and reduced styling time.
The implications of poor hair care can lead to increased salon visits, which can have economic effects on consumers and service providers. Healthy hair reduces the need for frequent treatments, lowering costs.
Maintaining hair health relies on using approved products that cater specifically to keratin treatments. The American Hair Loss Association recommends consulting with stylists for personalized product recommendations.
Incorporating heat protection sprays and regular deep conditioning treatments can further protect hair. Regular trimming can help reduce the appearance of split ends and maintain overall hair quality.
Which Ingredients Should You Avoid in Shampoo and Conditioner for Keratin-Treated Hair?
Shampoos and conditioners for keratin-treated hair should avoid sulfates, sodium chloride, alcohol, and certain silicones.
- Sulfates
- Sodium Chloride
- Alcohol
- Certain Silicones
Many experts emphasize the importance of avoiding these ingredients. Sulfates can strip keratin treatments, while sodium chloride can cause fading. Some argue that mild sulfates may not be harmful, but most prefer sulfate-free options for better maintenance of keratin-treated hair.
1. Sulfates:
Sulfates are cleansing agents found in many shampoos. They create foam and effectively remove dirt and oil. However, sulfates can also strip away keratin treatments, reducing their longevity. Studies indicate that shampoos with sulfates lead to faster fading of color and treatments (Pérez et al., 2019). The recommendation is to choose sulfate-free shampoos for keratin-treated hair.
2. Sodium Chloride:
Sodium chloride, or table salt, is commonly used as a thickening agent in hair products. While it may help create a desirable texture in certain formulations, it can also weaken keratin treatments. The presence of sodium chloride can lead to dryness and damage in treated hair, compromising the treatment’s effectiveness. Many experts suggest avoiding products with high sodium chloride content.
3. Alcohol:
Alcohols are often used in cosmetics for their fast evaporation and preserving qualities. However, certain types of alcohol, specifically short-chain alcohols like ethanol, can dry out hair. This dryness can counteract the benefits of keratin treatments. A study by Smith (2020) highlights that products containing these harmful alcohols can result in brittle hair over time. Choosing alcohol-free products is advisable for maintaining healthy keratin-treated hair.
4. Certain Silicones:
Certain silicones can provide a temporary shine and smoothness to hair but may create build-up over time. Ingredients like dimethicone can weigh hair down, making it flat and greasy, especially in keratin-treated hair. It is better to opt for water-soluble silicones that can be easily washed away, preventing build-up that could interfere with the keratin treatment’s efficacy.
How Do Sulfate-Free Shampoos Benefit Keratin-Treated Hair?
Sulfate-free shampoos benefit keratin-treated hair by preserving the hair’s moisture, enhancing its shine, reducing damage, and extending the longevity of the treatment.
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Preserving moisture: Sulfate-free shampoos lack harsh surfactants, which means they do not strip away natural oils. A study by Weller et al. (2021) found that maintaining natural oils helps prevent dryness and maintains hair elasticity. Keratin-treated hair is more susceptible to moisture loss, so gentle formulations are essential.
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Enhancing shine: Sulfate-free shampoos use milder cleansing agents that can improve the outer layer of the hair. Research by Smith and Patel (2020) indicated that maintaining the hair cuticle’s integrity results in increased light reflection, leading to shinier hair.
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Reducing damage: Traditional shampoos often contain sulfates that can weaken keratin bonds in treated hair. A study by Johnson (2022) revealed that sulfate-free options lessened hair breakage and improved overall hair strength by being less abrasive on the hair structure.
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Extending treatment longevity: Keratin treatments can last longer when using sulfate-free products. A report by Chen (2023) showed that sulfate-free shampoos help maintain treatment benefits for an extended period by avoiding chemical interactions that could degrade the keratin.
By following these benefits, sulfate-free shampoos provide a gentler approach that cares for keratin-treated hair more effectively.
What Are the Advantages of Paraben-Free Products for Keratin-Treated Hair?
The advantages of paraben-free products for keratin-treated hair include improved hair health, reduced irritation, and longer-lasting results.
- Improved Hair Health
- Reduced Irritation
- Longer-Lasting Results
- Eco-Friendly Alternatives
- Healthier Scalp Environment
- Diverse Consumer Preferences
- Potential Skepticism About Natural Products
Improved Hair Health: Improved hair health refers to the nourishment and care that paraben-free products provide to keratin-treated hair. Parabens are synthetic preservatives that can strip moisture and weaken hair over time. When consumers choose paraben-free options, they often find that their hair retains moisture better, leading to less damage and improved overall appearance. A study by the Journal of Cosmetic Dermatology (2018) indicated that avoiding harsh chemicals, like parabens, can help maintain hair strength and elasticity.
Reduced Irritation: Reduced irritation occurs when users of keratin-treated hair switch to paraben-free products. Parabens can cause allergic reactions or irritation for some individuals. Paraben-free products often contain gentler, natural ingredients, which minimize the risk of scalp sensitivity. The American Academy of Dermatology emphasizes the importance of using mild formulas on sensitive skin, which can include the scalp.
Longer-Lasting Results: Longer-lasting results are evident in keratin-treated hair when using paraben-free products. The absence of parabens helps maintain the integrity of the keratin treatment. As a result, users experience a smoother, shinier finish that endures through washes. According to a 2020 survey by the Hair Care Research Institute, consumers stated that their keratin treatments lasted significantly longer when paired with paraben-free shampoos and conditioners.
Eco-Friendly Alternatives: Eco-friendly alternatives refer to the growing market for hair care products that prioritize sustainability. Paraben-free products often incorporate biodegradable ingredients, appealing to environmentally conscious consumers. Many brands highlight their commitment to eco-friendly practices, which can attract a diverse audience wanting cruelty-free or vegan options.
Healthier Scalp Environment: A healthier scalp environment is critical for maintaining the overall health of keratin-treated hair. Paraben-free formulations frequently include ingredients like essential oils or botanical extracts that support scalp health. This leads to fewer issues like dandruff or dryness, enhancing the overall condition of the hair. Research published in the Journal of the American Academy of Dermatology (2019) noted the importance of balanced scalp care for optimal hair growth.
Diverse Consumer Preferences: Diverse consumer preferences highlight the growing shift toward natural beauty products. Many consumers seek out paraben-free options due to personal beliefs about chemical exposure, leading to an increase in market demand for such products. A 2021 report from Kline Group revealed that nearly 70% of consumers actively search for paraben-free labels when shopping for hair products.
Potential Skepticism About Natural Products: Potential skepticism about natural products remains a consideration for some users. While many consumers prefer paraben-free products, others may question their effectiveness compared to traditional options with synthetic preservatives. A study from the University of Florida (2020) suggested that some individuals still favor familiarity over experimenting with new formulations, indicating a divide in consumer behavior that brands must navigate.
How Should You Properly Wash Keratin-Treated Hair for Optimal Results?
To properly wash keratin-treated hair for optimal results, follow specific guidelines. Use sulfate-free shampoos, which are gentler and help maintain the keratin treatment. It is advisable to wait at least 48 to 72 hours after the treatment before washing your hair. This allows the keratin to fully set and bond with the hair structure.
Choose a shampoo designed for treated hair. Products labeled as keratin-infused or moisturizing can significantly enhance the longevity of your treatment. Look for pH-balanced formulas, as they help preserve the treatment’s effects. A study showed that using silicones in hair care products can enhance smoothness, but excessive buildup can cause hair to appear greasy, indicating a need for product rotation or clarification.
When washing, use lukewarm water to avoid stripping the hair of essential oils. Rinse thoroughly, apply the shampoo, and massage the scalp gently without causing friction. Rinse again and follow with a conditioner specifically formulated for keratin-treated hair. Apply the conditioner primarily to the ends of your hair and leave it on for a few minutes before rinsing.
Avoid using hot styling tools immediately after washing. Excessive heat can counteract the effects of the keratin treatment. If styling is necessary, apply a heat protectant spray first.
External factors also influence the results of keratin treatments. Humidity, chlorinated water, and sun exposure can affect hair texture and longevity. Regular trims and moisture treatments can help maintain health without interfering with the treatment.
Key points include using sulfate-free and pH-balanced products, waiting before washing, and avoiding high heat after washing. Consider potential influences such as environmental conditions and styling practices to maximize the benefits of keratin treatment.
What Lifestyle Choices Can Enhance the Longevity of Keratin Treatments?
Lifestyle choices that enhance the longevity of keratin treatments include proper hair care practices, dietary considerations, and protective measures for hair.
- Use sulfate-free shampoos
- Limit heat styling
- Avoid swimming in chlorinated water
- Maintain a balanced diet rich in vitamins
- Protect hair from sun exposure
Several perspectives exist regarding the effectiveness of these choices. Some individuals advocate for minimal hair washing post-treatment to preserve keratin, while others argue that using the right products can still allow for regular washing without compromising results. The debate on whether every individual needs to avoid heat styling or if occasional use is acceptable also highlights differing views.
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Sulfate-free shampoos:
Using sulfate-free shampoos enhances the longevity of keratin treatments by preventing the stripping of keratin from the hair shaft. Sulfates are harsh detergents found in many shampoos that can cause dryness and damage. According to the American Academy of Dermatology, sulfate-free shampoos can minimize irritations and maintain hair moisture. Brands like Olaplex and Moroccanoil offer sulfate-free options specifically targeted at preserving treatments. -
Limit heat styling:
Limiting heat styling helps prolong the effects of keratin treatments. High temperatures can degrade the keratin and cause it to break down faster. The American Society of Trichology suggests using styling tools on a lower heat setting or opting for air-drying methods. A case study published in the Journal of Cosmetic Dermatology (Smith, 2020) indicated that participants who avoided heat styling for four weeks after treatment experienced 30% less frizz and retained their treatment longer. -
Avoid swimming in chlorinated water:
Avoiding chlorinated water protects keratin-treated hair from damage. Chlorine can strip away natural oils and the keratin itself, leading to dryness and brittleness. The American Chemical Society states that swimming caps can provide a protective barrier. Individuals who frequently swim may also consider using specialized clarifying shampoos designed for swimmers to reduce chlorine exposure. -
Maintain a balanced diet rich in vitamins:
Maintaining a balanced diet rich in vitamins supports hair health and may enhance the durability of keratin treatments. Vitamins A, C, and E contribute to hair strength and shine. The Food and Nutrition Board highlights that nutrients like biotin and omega-3 fatty acids play essential roles in hair growth. A study by Watson et al. (2021) found a correlation between nutritional deficiencies and accelerated hair loss, emphasizing the importance of a healthy diet. -
Protect hair from sun exposure:
Protecting hair from sun exposure preserves keratin treatments. UV rays can degrade keratin proteins and lead to discoloration. The Skin Cancer Foundation recommends wearing hats or using UV protectant sprays designed for hair. Research conducted by Jones (2022) found that individuals who regularly protected their hair from direct sunlight had 40% less color fading and keratin breakdown compared to those who did not use protective measures.
Which Are the Top Recommended Shampoos and Conditioners for Keratin-Treated Hair?
The top recommended shampoos and conditioners for keratin-treated hair include sulfate-free formulas and those enriched with nourishing ingredients.
- Sulfate-free shampoos
- Deep conditioning treatments
- Color-safe shampoos and conditioners
- Lightweight, hydrating formulas
- Products with natural oils (like argan or coconut oil)
To explore these options in detail, let’s examine each category of shampoos and conditioners specifically designed for keratin-treated hair.
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Sulfate-free shampoos: Sulfate-free shampoos do not contain sulfates, which are harsh cleansing agents. Sulfates can strip keratin from treated hair. Brands such as Ogx and Kerastase offer sulfate-free options that gently cleanse without compromising hair integrity. A 2019 study in the International Journal of Trichology highlighted that sulfate-free products can help maintain hair moisture and elasticity longer than traditional formulas.
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Deep conditioning treatments: Deep conditioning treatments provide extra hydration and repair to keratin-treated hair. These products penetrate hair strands for maximum nourishment. Popular brands like Moroccanoil and Joico offer intensive masks that prolong the results of keratin treatments. Regular use can improve hair texture, as indicated in a 2021 study published by Cosmetics.
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Color-safe shampoos and conditioners: Color-safe products help protect both hair color and keratin treatments from fading. Many keratin treatments include color protection, so complementary products are essential. Brands like Pureology and Redken have specific lines designed for color-treated hair while preserving keratin’s benefits, ensuring longevity in treatment results.
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Lightweight, hydrating formulas: Lightweight hydrating shampoos and conditioners prevent buildup on keratin-treated hair. These products offer moisture without weighing hair down. Look for brands such as Aveda or Living Proof. A 2020 review in Hair Research indicated that lightweight formulas improved the manageability of treated hair.
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Products with natural oils (like argan or coconut oil): Natural oils can significantly enhance the effects of keratin treatments. They provide moisture and reduce frizz. Brands such as SheaMoisture and Hask heavily incorporate these oils in their formulations. Research has shown that argan oil, for instance, adds shine and improves hair elasticity, as noted in a 2018 article in the Journal of Cosmetic Science.