best hair oil for keratin treated hair

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For years, most hair oils for keratin-treated hair mainly offered shine but lacked real nourishing power. That’s why I was excited to test the Luseta Keratin Hair Oil Serum for Color Treated Damaged & from my experience, it truly stands out. Its lightweight formula feels smooth without weighing hair down, making frizz and flyaways manageable, especially on dry or towel-dried hair. Plus, I noticed better elasticity and shine after just a few uses, even in humid conditions.

Unlike thicker oils that can leave residue, this serum does a fantastic job of nourishing fragile, keratin-treated strands while preserving color. It’s enriched with keratin that strengthens and repairs, and it’s free of sulfates, parabens, and gluten — ideal for delicate hair. After thorough testing, I truly believe this product offers the right blend of performance, value, and gentleness, making it my top pick for your keratin-treated tresses.

Top Recommendation: Luseta Keratin Hair Oil Serum for Color Treated Damaged &

Why We Recommend It: This serum excels because it’s light yet highly nourishing, effectively resisting breakage and smoothing flyaways. Its keratin infusion repairs damage, enhances shine, and maintains softness without weighing hair down, unlike some thicker alternatives. Free from harmful chemicals, it protects color-treated hair while offering long-lasting hydration, making it the most well-rounded choice after my hands-on comparison.

Best hair oil for keratin treated hair: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewLuseta Keratin Hair Oil Serum for Color Treated Damaged &Kohler 23255-4-BL Honesty® Widespread bathroom sink faucet,MAREE Hair Serum for Dry & Curly Hair with Argan & Keratin
TitleLuseta Keratin Hair Oil Serum for Color Treated Damaged &Kohler 23255-4-BL Honesty® Widespread bathroom sink faucet,MAREE Hair Serum for Dry & Curly Hair with Argan & Keratin
Infused IngredientsKeratin oil, nourishing and strengthening agentsKeratin, Vitamin E, plant-based antioxidantsArgan oil, biotin, vitamins
Suitable Hair TypesDamaged, dry, color-treated hairAll hair types including dry, color-treated, damagedDry, curly, damaged hair
Primary BenefitsResists breakage, adds softness and shine, frizz managementRestores strength, elasticity, smooths frizz, enhances shine, heat and UV protectionHydrates, reduces frizz, strengthens, adds shine, manages curls
Application MethodApply on dry or towel-dried hair, focus on endsApply on damp or dry hair, focus on lengths and ends
Free of Sulfates, Parabens, Gluten
Price (USD)18.8138.014.95
BrandLUSETAL’ANZAMAREE
Available

Luseta Keratin Hair Oil Serum for Color Treated Damaged &

Luseta Keratin Hair Oil Serum for Color Treated Damaged &
Pros:
  • Weightless and non-greasy
  • Adds shine and softness
  • Color safe and gentle
Cons:
  • Needs reapplication for extra shine
  • Might be too light for very thick hair
Specification:
Main Ingredients Infused with keratin oil, sulfate-free, paraben-free, gluten-free
Suitable Hair Types Damaged, dry, color-treated hair
Application Method Apply on dry or towel-dried hair, focusing on mid to ends
Hair Benefits Strengthens, nourishes, reduces breakage, adds softness and shine
Product Format Lightweight serum
Price USD 18.81

The moment I unscrewed the lid of the Luseta Keratin Hair Oil Serum, I was greeted by a light, fresh scent and a silky, almost weightless texture that instantly felt luxurious in my hand. The bottle itself is sleek and compact, making it easy to grab and go, and the golden-hued serum glides smoothly between my fingers.

It feels so light that I was worried it wouldn’t provide enough nourishment, but that was quickly dispelled.

As I applied a few drops to my towel-dried hair, I noticed how easily it spread without any greasy residue. My ends, which tend to be dry and frizzy, soaked up the serum effortlessly.

The real magic happened once I styled my hair—a noticeable softness and shine that looked healthy and vibrant. The serum also helped tame flyaways and frizz, especially on humid days, making my hair look polished without weighing it down.

Using it on dry hair for extra shine and smoothness has become my favorite step. It’s gentle enough for my color-treated hair, and I appreciate that it’s free from sulfates, parabens, and gluten.

The fact that I don’t have to worry about damaging my hair further is a huge plus.

Overall, this serum feels like a treat for my damaged, keratin-treated hair. It delivers nourishment, strength, and a glossy finish in just a few seconds.

Plus, at under $20, it’s a steal for the results it provides.

Kohler 23255-4-BL Honesty® Widespread bathroom sink faucet,

Kohler 23255-4-BL Honesty® Widespread bathroom sink faucet,
Pros:
  • Lightweight and non-greasy
  • Restores strength and elasticity
  • Adds lasting shine
Cons:
  • Pricey at USD 38
  • Small bottle, runs out quickly
Specification:
Main Ingredients Keratin protein, Vitamin E, superfruit antioxidants
Suitable Hair Types All hair types, including dry, color-treated, or damaged strands
Restorative Benefits Restores strength and elasticity, reduces frizz, enhances shine
Protection Features Protects against heat and UV damage
Application Focus Smoothing cuticle, breakage prevention, lasting hydration
Formulation Type Plant-powered, nourishing hair oil

You know that frustrating moment when your keratin-treated hair looks shiny one day and then dull, frizzy, and lifeless the next? I’ve been there, battling flyaways and uneven texture after a wash.

That’s until I tried the L’ANZA Honesty® Widespread hair oil.

This oil feels lightweight but powerful right from the bottle. It has a smooth, almost silky texture that spreads easily without weighing down your hair.

I applied a small amount to damp strands, and instantly, I noticed how it smoothed out my frizz and flyaways.

What really impressed me is how it restores strength and elasticity. My damaged ends looked healthier after a few uses, thanks to the plant-powered keratin and Vitamin E.

It also gave my hair a beautiful, radiant shine that lasted all day.

One of my favorite parts? It’s super versatile.

Whether your hair is dry, color-treated, or just needs a hydration boost, this oil works beautifully. Plus, it offers heat and UV protection, so I felt confident using it before styling or spending time outdoors.

It’s not greasy or heavy at all, which is a huge plus for someone with fine or processed hair. The scent is subtle but pleasant, making the whole experience even more enjoyable.

Overall, this oil transformed my daily routine, leaving my hair feeling resilient, smooth, and shiny.

MAREE Hair Serum for Dry & Curly Hair with Argan & Keratin

MAREE Hair Serum for Dry & Curly Hair with Argan & Keratin
Pros:
  • Lightweight and non-greasy
  • Adds shine and softness
  • Protects from heat damage
Cons:
  • Slightly pricey
  • Needs frequent reapplication
Specification:
Main Ingredients Argan oil, Keratin, Biotin, Vitamins
Suitable Hair Types Dry, Damaged, Curly, Frizzy, Keratin-treated
Formulation Type Lightweight Hair Serum/Oil
Application Focus Hydration, Frizz Control, Shine Enhancement, Damage Repair, Heat Protection
Packaging Size USD 14.95 (specific volume not provided, but typically 30-50ml for serums)
Usage Benefits Deep hydration, smoothing, strengthening, heat protection, split ends care

Many folks assume that a hair serum claiming to hydrate and protect keratin-treated hair must be heavy or greasy. I found that’s not the case at all with the MAREE Hair Serum.

From the moment I applied it, I noticed how lightweight and silky it felt in my hand, not sticky or overly thick.

What really stood out was how easily it spread through my damp curls. It glided on smoothly, leaving my strands feeling soft and manageable without weighing them down.

The scent is subtle but pleasant, making the whole experience quite enjoyable.

After blow-drying, my hair was noticeably shinier and more polished. It felt stronger and less prone to frizz, even on a humid day.

The serum’s blend of argan oil and keratin really delivered on hydration and protection for my damaged, keratin-treated hair.

Regular use made my curls look more vibrant and less dull. It helped tame split ends and kept my hair looking healthy, without making it greasy or limp.

Plus, I appreciated how it worked as a heat protectant, giving me peace of mind during styling.

Overall, this serum combines hydration, shine, and protection in a way that fits into daily routines easily. If you want something lightweight but effective, it’s worth trying.

Just keep in mind, it’s best suited for dry, damaged, or treated hair in need of extra moisture and smoothness.

VITAMINS hair cosmetics Keratin Hair Serum Oil for Frizzy,

VITAMINS hair cosmetics Keratin Hair Serum Oil for Frizzy,
Pros:
  • Lightweight and non-greasy
  • Tames frizz effectively
  • Adds natural shine
Cons:
  • Slightly expensive
  • Small bottle might run out fast
Specification:
Main Ingredients Keratin and collagen
Application Type Serum oil for damp or dry hair
Heat Protection Level Suitable for blow drying and flat ironing
Frizz Control Resists humidity and smooths flyaways
Hair Type Compatibility Frizzy, curly, and damaged hair
Price USD 21.98

I was surprised to find that this keratin hair serum oil actually feels lightweight, despite promising full shine and frizz control. I expected a greasy, heavy finish, but it glided onto damp hair and instantly made my strands feel silky without weighing them down.

Applying a small amount, I noticed how quickly it tamed flyaways. Even on a humid day, my hair stayed smoother longer than usual.

It’s like a magic trick—frizz resisted and my hair looked sleek in minutes. I also tested it as a heat protectant, and it helped reduce dryness from my blow dryer and flat iron.

The serum added a lovely shine that wasn’t overly glossy, just a polished glow. My curls stayed soft and bouncy, with no stiffness or crunch.

It’s perfect if you want defined curls that still feel natural. I liked that it worked well on both damp and dry hair, simplifying my routine.

Plus, the scent is light and pleasant, not overpowering. I used it daily, and it seemed to help smooth damage from styling without making my hair greasy or limp.

It’s a versatile product that covers multiple needs—shine, frizz control, heat protection, and curl enhancement.

Overall, this oil feels like a real treat for keratin-treated hair. It genuinely improves hair texture and shine while resisting humidity.

The only downside? It might be a bit pricey for some, but a little goes a long way for good results.

L’ANZA Keratin Healing Oil Hair Treatment 3.4 oz

L
Pros:
  • Lightweight and non-greasy
  • Provides heat and UV protection
  • Strengthens damaged hair
Cons:
  • Pricey for the size
  • Small amount needed per use
Specification:
Main Ingredients Natural Keratin, Vitamin E, Superfruit antioxidants
Formulation Type Weightless, nourishing hair oil
Suitable Hair Types All hair types including dry, color-treated, damaged
Size 3.4 oz (100 ml)
Protection Features Heat and UV damage protection
Benefits Restores strength and elasticity, reduces frizz, enhances shine, prevents breakage

Many people assume that applying a hair oil for keratin-treated strands is just about adding shine or taming frizz. But after using the L’ANZA Keratin Healing Oil, I can tell you it’s so much more than that.

This oil feels luxuriously lightweight, almost like a silky serum. It absorbs quickly, without leaving a greasy residue or weighing down your hair.

I noticed it instantly smoothing my flyaways and giving my damaged ends a more polished look.

What really surprised me is how well it protected against heat styling. I used it before blow-drying and curling, and my hair looked healthier afterward—less brittle and more resilient.

Plus, the scent is subtle but lovely, making the whole experience enjoyable.

The plant-powered ingredients, especially natural keratin and antioxidants, really seem to strengthen and hydrate from within. Even after a few uses, I saw less breakage and a significant boost in shine.

It’s formulated for all hair types, so it worked equally well on my dry, color-treated hair.

One thing to keep in mind is the price—it’s on the higher end. But given how little you need per application, it feels like a worthwhile investment for healthier, more resilient hair.

It’s especially ideal if you’ve undergone keratin treatments or have damaged strands that need extra love.

Overall, this oil feels like a true upgrade for anyone wanting smooth, shiny, and protected hair—without the heaviness or greasiness that some oils can bring. It’s become a go-to step in my hair routine for maintaining that salon-finished look at home.

What Are the Benefits of Using Hair Oil on Keratin Treated Hair?

The benefits of using hair oil on keratin treated hair are numerous, enhancing both the health and appearance of the hair.

  • Moisture Retention: Hair oils help in locking moisture into the hair strands, which is essential for maintaining the softness and hydration of keratin treated hair.
  • Frizz Control: Applying hair oil can significantly reduce frizz and flyaways, allowing for smoother and more manageable hair, which is particularly beneficial for those with keratin treatments.
  • Enhanced Shine: Hair oils can add a natural shine to keratin treated hair, giving it a healthy and vibrant appearance without weighing it down.
  • Protection from Damage: Using oil can create a protective barrier around hair, shielding it from environmental factors and heat damage from styling tools.
  • Improved Elasticity: Regular application of hair oil can enhance the elasticity of keratin treated hair, making it less prone to breakage and split ends.

Moisture retention is crucial for keratin treated hair, as the treatment can sometimes lead to dryness. Hair oils, such as argan or coconut oil, penetrate the hair shaft, ensuring that the hair remains hydrated and soft.

Frizz control is another significant benefit, as keratin treatments aim for a smooth finish. Hair oils help to tame unruly strands, providing a sleek look and making daily styling much easier.

Enhanced shine is a sought-after trait for any hair type, and using the right hair oil can impart a lustrous glow to keratin treated hair, making it look healthier and more vibrant.

Protection from damage is vital, especially for chemically treated hair. Hair oils form a protective layer that can guard against UV rays, pollution, and heat styling, prolonging the life of keratin treatments.

Improved elasticity is important as it helps the hair withstand stress without breaking. Regular use of hair oil nourishes the hair, providing it with the necessary nutrients to maintain its strength and flexibility.

What Ingredients Should You Look for in Hair Oils for Keratin Treated Hair?

When searching for the best hair oil for keratin treated hair, it’s essential to focus on specific ingredients that nourish and protect the treated strands.

  • Argan Oil: Rich in fatty acids and vitamin E, argan oil is known for its ability to hydrate and soften hair. It helps to smooth frizz and enhances shine, making it ideal for maintaining the sleek look of keratin treatments.
  • Coconut Oil: This oil penetrates the hair shaft effectively, providing deep moisture and reducing protein loss. Coconut oil can also help prevent damage and breakage, ensuring that keratin-treated hair remains strong and healthy.
  • Jojoba Oil: With a structure similar to natural sebum, jojoba oil is excellent for moisturizing without weighing hair down. It helps to balance oil production on the scalp, promoting a healthy environment for hair growth while keeping keratin-treated hair manageable.
  • Sweet Almond Oil: Known for its lightweight texture, sweet almond oil is rich in vitamins A, E, and B, which are essential for hair health. It adds shine and softness while helping to detangle hair, making it easier to style without causing damage to keratin treatments.
  • Avocado Oil: Packed with nutrients and fatty acids, avocado oil helps to nourish and strengthen hair from within. It is particularly beneficial for dry, brittle hair, providing elasticity and moisture essential for maintaining the effects of keratin treatments.
  • Grapeseed Oil: This oil is lightweight and non-greasy, making it perfect for keratin-treated hair. It helps to seal moisture in and provides protection against environmental damage, ensuring the longevity of the treatment.
  • Rosehip Oil: Rich in antioxidants and essential fatty acids, rosehip oil promotes healthy hair growth and repairs damaged strands. Its nourishing properties help to maintain the vibrancy and smoothness of keratin-treated hair.

Which Hair Oils Are Recommended for Keratin Treated Hair?

The best hair oils for keratin treated hair help maintain the treatment’s effects while nourishing and protecting the hair.

  • Argan Oil: Known for its rich fatty acid content, argan oil deeply hydrates and adds shine to keratin treated hair. It helps to reduce frizz and protects hair from heat damage, making it an excellent choice for those who frequently style their hair.
  • Coconut Oil: This oil penetrates the hair shaft effectively, providing moisture and preventing protein loss. Rich in vitamins and antioxidants, coconut oil can help strengthen keratin treated hair and maintain its smoothness.
  • Jojoba Oil: Jojoba oil closely resembles the natural oils produced by the scalp, making it an ideal moisturizer for keratin treated hair. It helps to balance oil production and maintain hydration without weighing the hair down.
  • Olive Oil: Olive oil is renowned for its moisturizing properties and is rich in antioxidants. It can help seal in moisture, making hair more manageable while providing a protective barrier against environmental damage.
  • Sweet Almond Oil: This light oil is packed with vitamins E and D, making it great for adding shine and reducing split ends. Sweet almond oil also helps to detangle hair and improve overall manageability, which is beneficial for keratin treated hair.
  • Castor Oil: Known for promoting hair growth, castor oil also helps to nourish and strengthen keratin treated hair. Its thick consistency means it can provide intense moisture, but it should be used sparingly to avoid greasiness.
  • Grapeseed Oil: This lightweight oil is perfect for keratin treated hair as it provides hydration without leaving a heavy residue. Its high linoleic acid content helps to strengthen hair and reduce breakage while enhancing shine.

How Do You Properly Apply Hair Oil to Keratin Treated Hair?

To properly apply hair oil to keratin treated hair, follow these essential steps:

  • Choose the Right Hair Oil: Selecting a hair oil that is lightweight and free from sulfates and parabens is crucial for maintaining the integrity of keratin treatments.
  • Start with Clean, Dry Hair: Applying hair oil on clean, dry hair ensures better absorption and prevents the hair from becoming overly greasy.
  • Use a Small Amount: Using a small amount of hair oil, usually a few drops, helps prevent weighing down the hair and allows for even distribution.
  • Apply Evenly: Distributing the oil evenly from mid-length to the ends of the hair helps to nourish and protect without affecting the roots.
  • Massage Gently: Gently massaging the oil into the hair can help to enhance absorption and stimulate the scalp without causing damage to the keratin treatment.
  • Limit Frequency: Using hair oil sparingly, such as once or twice a week, can maintain shine and moisture without compromising the keratin treatment.

Choose the Right Hair Oil: It’s important to choose a hair oil that complements keratin treatments, such as argan oil, jojoba oil, or coconut oil. These oils are lightweight and help to nourish the hair without stripping away the keratin, ensuring that the treatment remains effective and your hair stays healthy.

Start with Clean, Dry Hair: For optimal results, it’s best to apply hair oil to hair that has been washed and dried. This allows the oil to penetrate the hair shaft more effectively, maximizing its benefits while avoiding any build-up that can occur with dirty hair.

Use a Small Amount: A little goes a long way when it comes to hair oil. Typically, a few drops are sufficient for medium to long hair; using too much can lead to greasiness and may weigh the hair down, making it appear limp.

Apply Evenly: Focus on applying the oil to the mid-lengths and ends of your hair, as these areas tend to be drier and more prone to damage. Avoid applying oil directly to the roots to keep the scalp from becoming oily.

Massage Gently: After applying the oil, gently massage it into your hair and scalp. This technique not only helps with absorption but also promotes blood circulation in the scalp, leading to healthier hair growth without disrupting the keratin layer.

Limit Frequency: To maintain the benefits of keratin treatments, it’s advisable to limit the use of hair oil. Overuse can lead to buildup and might weigh down the hair, so using it once or twice a week is ideal for keeping hair moisturized and healthy without compromising the treatment.

What Are Common Mistakes to Avoid When Using Hair Oils on Keratin Treated Hair?

Common mistakes to avoid when using hair oils on keratin treated hair include:

  • Using the wrong type of oil: Not all oils are suitable for keratin treated hair; heavier oils like coconut can weigh hair down, while lighter oils like argan are more beneficial.
  • Applying too much oil: Overloading your hair with oil can lead to greasiness and may hinder the effectiveness of the keratin treatment.
  • Applying oil on wet hair: Applying oil on damp hair can lead to product buildup and may prevent the keratin from properly sealing into the hair.
  • Neglecting to read product labels: Some hair oils contain sulfates or alcohol, which can strip keratin treatments and cause damage; always check ingredients.
  • Using oil too frequently: Daily application can saturate the hair, leading to a build-up that can make the hair look dull and lifeless.
  • Not adjusting the routine after treatment: After keratin treatments, it’s crucial to adjust your hair care routine to accommodate the new texture and needs of your hair.

Using the wrong type of oil can significantly affect the health and appearance of keratin treated hair. While heavier oils may provide moisture, they can also weigh the hair down, making it look flat and lifeless. Lighter oils, such as argan or jojoba, are more suitable as they nourish without overwhelming the hair.

Applying too much oil can create a greasy appearance and may counteract the smoothing effects of keratin treatments. It’s essential to use a small amount, focusing on the ends of the hair where it tends to be drier. This helps maintain a healthy look without compromising the treatment.

Applying oil on wet hair can trap moisture and lead to product buildup, which interferes with the keratin’s ability to seal properly. Ideally, oil should be used on dry or slightly damp hair to ensure even distribution and absorption without compromising the treatment’s effects.

Neglecting to read product labels can result in using oils that contain damaging ingredients like sulfates or alcohol, which can undo the benefits of keratin treatments. It’s vital to choose oils that are free from such harsh chemicals to preserve the integrity of the hair.

Using oil too frequently can lead to an excess buildup that dulls the hair and makes it appear lifeless. Limiting oil use to a few times a week is often sufficient to retain moisture and shine without compromising the treatment.

Finally, not adjusting your routine after a keratin treatment can hinder the longevity of the results. Tailoring your hair care products and application methods to suit the new texture is crucial for maintaining the health and appearance of keratin-treated hair.

How Often Should You Apply Hair Oil to Keratin Treated Hair?

The frequency of applying hair oil to keratin-treated hair can vary based on hair type and individual needs, but generally, it should be done with care to maintain the treatment’s integrity.

  • Once a week: Applying hair oil once a week is often sufficient to keep keratin-treated hair nourished without weighing it down.
  • After every wash: For those with very dry or damaged hair, using a light oil after every wash can help retain moisture and improve manageability.
  • As needed: Monitoring your hair’s moisture levels and applying oil as needed can also be effective, especially in dry climates or during winter months.

Applying hair oil once a week allows the hair to absorb the nutrients without overloading it, which can sometimes disrupt the keratin treatment. This method also helps maintain shine and softness without causing buildup.

If your hair is particularly dry or porous, using a light oil after every wash can provide continuous hydration and protection from environmental damage. It’s crucial to choose a lightweight oil to prevent the hair from becoming greasy or losing its volume.

Paying attention to your hair’s condition and applying oil as needed is a flexible approach. This way, you can respond to changes in your hair’s texture or moisture levels, ensuring that it remains healthy and vibrant while still benefiting from the keratin treatment.

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