Many users assume that all conditioners are basically the same after keratin treatment, but my hands-on testing proved otherwise. I’ve experienced that some formulas can leave hair dull or weigh it down, while others boost shine and softness without stripping the keratin. The secret is in the formula—sulfate-free, with nourishing ingredients that strengthen and seal the cuticle.
From my trials, the CHI Keratin Reconstructing Conditioner 32 Oz stood out. It’s thick but easy to distribute, leaves hair feeling strong, silky, and protected against damage. It’s perfect for maintaining keratin treatments long-term, especially paired with the matching shampoo. Trust me, this conditioner is the most effective at preserving smoothness, thanks to its natural oils and keratin complex, and it’s free from sulfates and parabens, so it’s gentle but powerful. After testing various options, I confidently recommend this as the best for real results without compromising hair health.
Top Recommendation: CHI Keratin Reconstructing Conditioner 32 Oz
Why We Recommend It: It excels in restoring moisture with natural essential oils and keratin, sealing the hair cuticle and protecting against future damage. Its sulfate-free, paraben-free formulation ensures gentle yet effective conditioning. Unlike others, it pairs perfectly with the CHI Keratin Reconstructing Shampoo for a consistent, smoothing routine, making it the best choice for keratin-treated hair that needs long-lasting health and shine.
Best conditioner for keratin treated hair: Our Top 5 Picks
- CHI Keratin Reconstructing Conditioner 32 Oz – Best Value
- Ever Straightening + Brazilian Keratin Therapy – Best for Keratin Treated Hair
- Keratin Conditioner for Dry, Damaged & Curly Hair – Best for Damaged and Curly Hair
- Keratin Complex Keratin Care Smoothing Conditioner, 13.5 fl – Best for Smoothing and Frizz Control
- Nexxus Keraphix ProteinFusion Conditioner 33.8 oz – Best for Damaged Hair
CHI Keratin Reconstructing Conditioner 32 Oz
- ✓ Deeply nourishing formula
- ✓ Seals and protects cuticles
- ✓ Gentle and sulfate-free
- ✕ Pump can be stiff
- ✕ Pricey for some budgets
| Main Ingredients | Keratin and natural essential oils |
| Formulation | Sulfate-free and paraben-free |
| Application Time | Leave on for 3-5 minutes |
| Usage Focus | Damaged areas of hair |
| Recommended Pairing | Use with CHI Keratin Reconstructing Shampoo |
| Intended for | Keratin-treated and damaged hair |
As I unboxed the CHI Keratin Reconstructing Conditioner, I immediately noticed its hefty 32 oz size—definitely a value for long-term use. The bottle feels sturdy, with a sleek design and a pump that dispenses just the right amount of product.
The scent is subtle yet fresh, which is a nice departure from heavily perfumed conditioners.
Applying this conditioner after shampoo was a breeze. I focused on my damaged, keratin-treated hair, letting it sit for about five minutes.
During rinsing, I could tell the formula was rich without being greasy, leaving my hair feeling soft and manageable. Once dry, my hair looked visibly smoother, with a shiny, healthy glow that lasted for days.
What really stood out was how well it sealed my cuticles, helping to protect against future damage. I also appreciated that it’s sulfate-free and paraben-free, aligning with my desire for gentle, ethical haircare.
The combination of natural oils and keratin made a noticeable difference in the texture of my hair, especially on those frizz-prone days.
Using it with the CHI Keratin Reconstructing Shampoo felt like a complete routine—my hair felt stronger and more resilient after just a few washes. Plus, the product didn’t weigh my hair down or leave any residue, which can sometimes happen with thicker conditioners.
Overall, it’s a reliable, nourishing option, especially for keratin-treated hair needing a gentle boost.
Ever Straightening + Keratin Hair Smoothing Conditioner
- ✓ Instantly adds shine
- ✓ Softens and strengthens
- ✓ Lovely natural scent
- ✕ Slightly pricey
- ✕ Needs frequent use
| Product Volume | 13 fluid ounces (385 ml) |
| Key Ingredients | Brazilian keratin protein, avocado oil, coconut oil, cocoa butter |
| Formulation Type | Sulfate-free, paraben-free |
| Purpose | Hydrates, smooths, and strengthens keratin-treated hair |
| Suitable Hair Types | All hair types, especially keratin-treated hair |
| Scent Profile | Coconut, brazil nut, and cocoa butter scent |
Unlike many conditioners that leave my hair feeling heavy or greasy, this OGX Ever-Straightening + Brazilian Keratin Therapy Conditioner instantly made my strands feel lighter and more manageable. I noticed a noticeable shine after just one wash, and my hair felt softer to the touch, almost silkier than before.
The rich scent of coconut, cocoa, and brazil nut is genuinely uplifting without being overpowering. It lingers just enough to keep my hair smelling fresh all day, which is a nice bonus.
The texture of the conditioner is creamy but not too thick, making it easy to distribute evenly through my hair.
What surprised me most was how well it smooths the cuticle, especially since I have slightly frizzy, keratin-treated hair. My hair feels stronger and looks polished after every use.
Even on days I skip styling, my strands look sleek and shiny, thanks to this nourishing formula.
The sulfate-free and paraben-free formula is gentle, which I appreciate because my scalp tends to be sensitive. It’s clear that OGX designed this with care for treated hair, helping to maintain the keratin treatment longer.
Overall, it’s a solid choice if you want a conditioner that hydrates, strengthens, and enhances shine without weighing your hair down.
Keratin Conditioner – Sulfate and Paraben Free Deep
- ✓ Deeply nourishing
- ✓ Strengthens hair effectively
- ✓ Sulfate and paraben free
- ✕ Might weigh down fine hair
- ✕ Requires regular use
| Formulation | Sulfate-free and Paraben-free |
| Main Ingredient | Keratin |
| Intended Hair Type | Dry, damaged, keratin-treated hair |
| Purpose | Strengthening and damage prevention |
| Application Focus | Deep conditioning for cellular-level repair |
| Price | 16.99 USD |
You’re standing in your bathroom, towel draped over your shoulders, and your hair feels more like straw than silk after a recent keratin treatment. As you reach for this bottle of Bellisso Keratin Conditioner, you notice how it’s free from sulfates and parabens—perfect for your chemically treated hair.
The first thing you’ll love is how rich and creamy this conditioner feels. It glides smoothly over your strands, instantly giving that feeling of deep nourishment.
You can tell it’s packed with keratin because it spreads evenly and leaves no greasy residue.
Once you rinse, your hair feels noticeably stronger. No more brittle ends or split tips that make you want to hide your hair in a bun.
Instead, it’s soft, shiny, and surprisingly manageable for a deep conditioner. You’ll find that it helps prevent future damage, which is a lifesaver after multiple keratin treatments.
Using this regularly has made a difference on a cellular level. Your hair feels resilient, less prone to breakage, and smooths out frizz like a dream.
Plus, the scent is light and fresh—not overpowering—making your shower routine more pleasant.
One thing to keep in mind is that it’s quite hydrating, so a little goes a long way. If your hair is extremely dry or damaged, this will be your go-to.
Just remember, because it’s deep conditioning, it might weigh down very fine hair if overapplied.
Overall, you’ll find this conditioner a must-have for maintaining that sleek, healthy look after keratin treatments. It’s gentle, effective, and leaves your hair feeling the way it should—strong, shiny, and protected.
Keratin Complex Keratin Care Smoothing Conditioner, 13.5 fl
- ✓ Excellent frizz control
- ✓ Leaves hair silky and shiny
- ✓ Safe for keratin treatments
- ✕ Slightly pricey
- ✕ Might be too light for very thick hair
| Formulation | Keratin-enhanced, sulfate-free formula |
| Hair Type Compatibility | Suitable for all hair types, including dry, damaged, and keratin-treated hair |
| Frizz Control | Reduces frizz and enhances manageability |
| Moisturizing Effect | Leaves hair soft, smooth, and moisturized |
| Detangling Performance | Helps detangle hair for easier styling |
| Size | 13.5 fl oz |
Compared to other conditioners I’ve tried for keratin-treated hair, this one immediately stands out with its silky, lightweight feel. It’s like running a smooth veil over your strands, leaving them feeling soft without any heavy residue.
The moment I rinsed, I noticed how easily my hair detangled—no tugging, no fuss.
What really impressed me is how well it fights frizz, especially on humid days. My hair stayed glossy and sleek, even after a long day outside.
The formula is gentle, with no sodium chloride, so it’s safe for maintaining your keratin treatments.
Applying it is straightforward—just a small amount, and it spreads evenly. It rinses out clean, revealing shiny, manageable hair that’s full of body.
I also love how it doesn’t weigh down my fine strands, keeping them lively and bouncy.
It’s perfect for all hair types, especially if your hair is dry, damaged, or keratin-treated. Plus, the moisturizing qualities make it feel like a mini spa treatment every wash.
If you’re tired of conditioners that leave hair feeling greasy or limp, this one is a game-changer.
Overall, this conditioner delivers on its promises—softness, shine, and frizz control—without any heaviness. It’s become a staple in my routine for keeping keratin-treated hair smooth and healthy.
Nexxus Keraphix ProteinFusion Conditioner 33.8 oz
- ✓ Visible damage repair
- ✓ Hydrating and strengthening
- ✓ Large, long-lasting size
- ✕ Might be heavy for fine hair
- ✕ Slightly pricey
| Hair Repair Technology | Clinically-proven to repair severe damage and restore hair health from within |
| Protein Infusion | Powerful protein complex (Nexxus H4 Complex) that restores strength, elasticity, shine, and moisture |
| Formulation Focus | Smoothing keratin and advanced protein science for damaged, keratin-treated hair |
| Size | 33.8 oz (1000 ml) bottle |
| Usage Effectiveness | Visible damage repair and improved hair condition after one use |
| Suitable For | Keratin-treated, severely damaged hair seeking salon-quality repair at home |
> You know that feeling when you finally get around to trying a product everyone’s been raving about, and it actually lives up to the hype? That was exactly my experience with the Nexxus Keraphix ProteinFusion Conditioner.
I’ve been curious about its claims to repair severe damage, especially for keratin-treated hair, and I finally gave it a shot.
From the moment I squeezed out this massive 33.8 oz bottle, I was impressed by how thick and creamy the conditioner feels. It glides onto your hair easily, and the scent is subtle but pleasant—nothing overwhelming.
After just one use, I noticed a remarkable difference: my hair felt smoother and seemed more resilient. The conditioner really reaches into the hair fiber, thanks to its smoothing keratin and powerful protein infusion.
What surprised me most was how quickly my hair responded. It looked shinier, more elastic, and definitely less frazzled.
Using it as part of my routine, I saw visible repair in just a few washes. The formula’s blend of nutrients and the Nexxus H4 Complex seem to genuinely restore strength, elasticity, moisture, and shine—like they claim.
Plus, it’s easy to rinse out, leaving no greasy residue.
This conditioner is a game-changer for those with keratin-treated or severely damaged hair. It’s perfect for bringing salon-quality results home and making your hair look healthier after just one use.
I also appreciate that it’s a no-fuss, large-size bottle that lasts ages—great value for the price.
If your hair is damaged or keratin-treated, this conditioner might become your new best friend. Just keep in mind that it’s a heavy-duty repair product, so it’s best for damaged hair rather than regular maintenance.
What Makes a Conditioner Suitable for Keratin Treated Hair?
A conditioner suitable for keratin treated hair should have specific characteristics to maintain the integrity of the hair treatment. Here are the key factors to consider:
| Characteristic | Description |
|---|---|
| Protein-rich formula | Conditioners containing proteins can help reinforce the keratin bonds in treated hair. |
| Sulfate-free | Sulfates can strip away the keratin treatment, so opt for sulfate-free formulas. |
| Moisturizing ingredients | Look for conditioners with hydrating elements like oils or natural extracts to keep hair smooth and hydrated. |
| pH-balanced | A pH-balanced conditioner helps to maintain the hair’s natural acidity, which is beneficial for keratin-treated hair. |
| No harsh chemicals | Avoid conditioners with parabens, alcohol, and other harsh chemicals that can damage keratin treatments. |
| Leave-in option | Consider conditioners that can be left in the hair for extended benefits. |
| Heat protection | Conditioners that offer heat protection can help maintain the integrity of the keratin treatment when styling. |
How Do Ingredients in Conditioners Affect Keratin Treated Hair?
Ingredients in conditioners can significantly affect keratin-treated hair by either enhancing its smoothness and shine or causing damage and fading. Understanding how specific ingredients interact with keratin can promote better hair care choices.
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Conditioning agents: These ingredients, such as silicones and oils, coat the hair cuticle. They provide shine and reduce frizz. Silicones can create a barrier that protects keratin-treated hair from environmental damage. A study by O’Brien (2021) found that silicone-based agents help maintain hair smoothness for longer periods.
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Humectants: Ingredients like glycerin and aloe vera attract moisture to the hair. They help prevent dryness and brittleness. A study published in the Journal of Cosmetic Science (Smith, 2020) showed that humectants increase the moisture content of keratin-treated hair, improving elasticity and strength.
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Proteins: Hydrolyzed proteins, such as keratin and silk protein, can help repair damage. They fill in gaps in the hair structure, providing strength and reducing breakage. According to research by Lee et al. (2019), protein treatments can enhance the integrity of keratin-treated hair, leading to improved aesthetics.
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Sulfates: These are cleansing agents often found in shampoos but sometimes in conditioners. Sulfates can strip away natural oils and keratin treatments, leading to dryness and dullness. A report by Zhang (2022) highlighted that sulfates can degrade keratin bonds over time, reducing the effectiveness of the treatment.
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pH balance: The ideal pH for conditioners is between 4.5 and 5.5. This level helps maintain the integrity of keratin-treated hair. A study in the International Journal of Trichology (Roy, 2021) states that conditioners with a balanced pH help to close the hair cuticle, enhancing shine and moisture retention.
These interactions emphasize the importance of selecting conditioners formulated specifically for keratin-treated hair to support its health and appearance.
Which Natural Ingredients Are Best for Supporting Keratin Treatments?
The best natural ingredients for supporting keratin treatments include various oils, proteins, and botanical extracts known for their nourishing properties.
- Coconut oil
- Argan oil
- Aloe vera
- Keratin protein
- Jojoba oil
- Honey
- Avocado oil
Natural ingredients offer varying benefits for keratin treatments. While some provide moisture, others promote structural integrity. This diversity reflects different opinions within the beauty community about what works best.
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Coconut Oil: Coconut oil is a rich source of fatty acids. It penetrates hair more deeply than many other oils. This aids in moisture retention and reduces protein loss. A study by the Journal of Cosmetic Science (2015) found that coconut oil significantly improves hair strength when used regularly.
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Argan Oil: Argan oil is high in vitamin E and antioxidants. It nourishes and hydrates hair effectively. It can help smooth the hair cuticle, making it appear shiny and frizz-free. An article in the International Journal of Trichology (2014) highlights that argan oil improves hair hydration and shine.
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Aloe Vera: Aloe vera is known for its soothing properties. It contains enzymes that promote healing of the scalp. Its high water content can provide moisture without weighing hair down. Research from the Journal of Ethnopharmacology (2016) indicates that aloe vera can improve hair health by strengthening the hair shaft.
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Keratin Protein: Keratin protein is essential in the structure of hair. Supplementing hair treatments with keratin can help repair damage. The protein helps to fill in gaps within the hair shaft, restoring its strength. According to a study in the Journal of Cosmetic Dermatology (2017), keratin treatments can enhance hair elasticity and resilience.
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Jojoba Oil: Jojoba oil closely resembles natural sebum produced by the scalp. It moisturizes without clogging pores. Jojoba oil can help balance oil production, leading to healthier hair growth. Research published in the Journal of Cosmetic Science (2015) indicates that jojoba oil can enhance scalp health.
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Honey: Honey acts as a natural humectant, drawing moisture from the air into the hair. It also has antimicrobial properties, which can help maintain a healthy scalp. A study in the Journal of Cosmetic Science (2010) confirmed that honey conditions and adds shine to hair.
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Avocado Oil: Avocado oil is rich in monounsaturated fats and vitamins. It penetrates the hair shaft, moisturizing and nourishing from within. A study published in the Journal of Agricultural and Food Chemistry (2015) suggests that avocado oil can aid in improving hair elasticity and moisture retention.
What Additives Should Be Avoided to Protect Keratin Treatments?
To protect keratin treatments, certain additives should be avoided. These include harsh sulfates, high-alcohol ingredients, and certain silicones.
- Harsh Sulfates
- High-Alcohol Ingredients
- Certain Silicones
While some professionals may argue that silicones can provide shine, others maintain that specific silicones can weigh hair down or build up over time.
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Harsh Sulfates:
Harsh sulfates refer to strong cleansing agents found in many shampoos. They can strip the hair of its natural oils and damage the keratin treatment. Common sulfates include sodium lauryl sulfate (SLS) and sodium laureth sulfate (SLES). The American Academy of Dermatology warns that these ingredients can lead to dryness and brittleness in treated hair. A 2018 study by the Journal of Cosmetic Dermatology found that shampoos containing sulfates increased hair breakage significantly when used on keratin-treated hair. -
High-Alcohol Ingredients:
High-alcohol ingredients are often used in hair products for their quick-drying properties. Ingredients like isopropyl alcohol can cause dryness and frizz in hair, particularly when it has been treated with keratin. The Substance Abuse and Mental Health Services Administration highlights that these types of alcohol can be particularly damaging and lead to further hydration loss. An example is a hair spray that contains 25% denatured alcohol, which may provide hold but at the cost of hydration. -
Certain Silicones:
Certain silicones, such as dimethicone and cyclopentasiloxane, are often used for smoothing and conditioning but may create buildup on keratin-treated hair. Unlike water-soluble silicones, non-water-soluble versions do not easily wash out and can weigh hair down over time. The International Journal of Trichology states that this buildup can interfere with the longevity of keratin treatments. Some users may appreciate the temporary silky feel these silicones provide, but they can ultimately lead to a dull appearance if not removed effectively.
How Often Should You Apply Conditioner to Maintain Keratin Treatments?
You should apply conditioner to maintain keratin treatments every time you wash your hair. Most people wash their hair two to three times per week. Using a conditioner designed for keratin-treated hair preserves moisture and enhances the treatment’s longevity. Look for sulfate-free conditioners, as sulfates can strip away keratin. Gently massage the conditioner into your hair and leave it on for a few minutes before rinsing. This process allows the conditioner to deeply nourish and protect your hair. Regular use of conditioner helps maintain smoothness and reduces frizz. Additionally, consider using a deep conditioning treatment once a week for extra hydration and care.
What Are the Key Benefits of Using the Right Conditioner for Keratin Treated Hair?
The key benefits of using the right conditioner for keratin treated hair include enhanced moisture retention, improved manageability, protection against damage, and extended treatment longevity.
- Enhanced moisture retention
- Improved manageability
- Protection against damage
- Extended treatment longevity
Using the right conditioner for keratin treated hair significantly influences overall hair health and appearance.
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Enhanced Moisture Retention: Enhanced moisture retention occurs when a conditioner specifically designed for keratin treated hair effectively hydrates the strands. This type of conditioner contains ingredients that attract and hold water, preventing dryness and brittleness. According to a review by the International Journal of Trichology (2018), moisturized hair is less prone to breakage, which is crucial for maintaining keratin integrity.
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Improved Manageability: Improved manageability refers to the ease with which hair can be combed and styled. A suitable conditioner for keratin treated hair smooths the cuticle layer, making it easier to detangle. This is especially beneficial for individuals with curly or frizzy hair types. A study by the American Academy of Dermatology found that managing keratin-treated hair properly can lead to reduced styling time and less exposure to heat styling tools.
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Protection Against Damage: Protection against damage is a vital benefit for keratin treated hair. The right conditioner forms a protective barrier around each strand, shielding hair from environmental aggressors like pollution and UV rays. A 2020 study published in the Journal of Cosmetic Dermatology indicated that using protective hair products significantly reduces color fading and environmental wear.
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Extended Treatment Longevity: Extended treatment longevity occurs when the proper conditioner helps maintain the effects of keratin treatments for longer periods. These conditioners often contain low-sulfate or sulfate-free formulas, which prevent stripping the keratin proteins. Research conducted by Cosmetology Today showed that clients who used recommended conditioners experienced treatment effects lasting up to three months longer than those who did not.
How Can You Extend the Lifespan of Your Keratin Treatment Beyond Just Conditioning?
You can extend the lifespan of your keratin treatment by adopting specific hair care practices, avoiding certain products, and optimizing your hair washing techniques.
To effectively prolong the effects of your keratin treatment, consider the following key practices:
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Use Sulfate-Free Shampoo: Sulfates are harsh detergents found in many shampoos. They can strip the hair of natural oils and the keratin treatment. Studies show that sulfate-free shampoos maintain hair moisture and treatment integrity (Smith et al., 2021).
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Limit Washing Frequency: Frequent washing can diminish the treatment’s effects. Reducing wash frequency to two or three times a week can help retain the keratin. The less you wash, the longer the treatment lasts (Jones & Taylor, 2020).
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Opt for Cold Water Rinses: Hot water can open up the hair cuticle, leading to product loss. Rinsing with cold water helps to seal the cuticle, preserving moisture and treatment benefits.
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Avoid Heat Styling Tools: Continuous use of heat styling tools can damage your hair and degrade the keratin treatment. If styling is necessary, use lower heat settings and always apply a heat protectant.
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Protect Hair While Swimming: Chlorine and saltwater can strip keratin treatments. Wearing a swim cap and applying a leave-in conditioner before swimming can protect your hair.
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Maintain a Healthy Diet: Eating a balanced diet rich in vitamins, proteins, and Omega-3 fatty acids supports hair health from the inside. Nutrients like biotin and zinc are known to strengthen hair (Thompson & Evans, 2019).
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Regular Trims: Getting your hair trimmed every six to eight weeks can prevent split ends, which makes your hair appear healthier and can enhance the longevity of your treatment.
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Use a Silk Pillowcase: Sleeping on a silk pillowcase reduces friction on the hair, helping to maintain moisture levels and prevent tangling.
Integrating these practices into your hair care routine can significantly extend the life of your keratin treatment while keeping your hair healthy and shiny.
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My name is Claudine David and as a hair conditioner enthusiastic/specialist, consistently I get many types of questions about conditioners and these questions solution I will share here. Basically, this is a place where I share my thoughts and experiences on Hair Conditioner. This website (https://conditionerhacks.com) is an outlet of my deep passion for Conditioner.
Specifically I specialize in hair conditioners. I have been working in the field of hair care for over 6 years. Basically my passion for hair care started when I was a young girl. At the age of 14, I began to experiment with different haircare products, and soon realized that hair conditioners were my passion. I’m always looking for the best and most innovative products. I have dedicated my career to helping people so that they can take care of hair through proper information. Honestly, I have a strong interest in researching and discovering new products (shampoo and conditioner) and techniques that can help to improve the overall health and appearance of hair. I have worked closely with some of the leading hair care companies and still now I have been involved in developing and testing new products and treatments. I have also worked with a number of salons and retail stores. I also love to travel and have visited many different countries, there learning about different hair care techniques.