Proven on Indian hair [Keratin Alpha Sleek] Professional serum for frizz-control & lasting shine

Unlock heat protection up to 230°C*, for sleek, protected hair through every style.

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Description

Say hello to your new go-to serum for frizz: the Keratin Alpha Sleek Mirror Sleek Serum. Formulated with Keratin Sealer + Amino Acid Chains, it works deep inside the hair fiber to reprogram hair at the deepest Keratin Alpha level. This next-generation anti-frizz serum helps seal the hair’s keratin structure, delivering long-lasting smoothness and volume control for several washes. 

 

It provides anti-humidity up to 80%* and heat protection up to 230°C**, helping keep your style sleek, smooth, and polished through humidity and heat styling. With 11X instant smoothness*** it leaves hair visibly smoother and more manageable from the first use. 

 

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How To Use, Tips and Results

How To Use  

Step 1: Take 2-3 pumps for thin/medium hair & 6-8 pumps for thicker hair. 

Step 2: Distribute product evenly. 

Step 3: Blow-dry or flat iron to activate the formula. 

Pro Tip:  

For optimal frizz-control results, use a flat iron or blow-dryer to activate the formula. The serum is heat-activated and specifically designed to cross-link under heat for enhanced smoothness and shine. 

Results & Benefits:  

  • Heat protection up to 230°C* and protects hair from heat styling damage.
  • This serum provides 80% anti-Humidity protection** and helps control frizz and maintain a sleek, polished look even in humid conditions.
  • Keratin Alpha Sleek Serum delivers 11X Instant Smoothness*** visibly sleek, polished, and manageable hair from the very first use.

*Disclaimer – Instrumental test
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***Disclaimer – Instrumental test

Ingredients

Keratin Sealer+ Amino Acid Chains work from within the hair fiber to reshape the hair's structure, leaving it smoother, sleeker, and easier to manage.

 

DIMETHICONE • BIS-(MORPHOLINOMETHYL C1-4 DIALKOXYSILOXY) DIMETHICONE • BIS-CETEARYL AMODIMETHICONE • PARFUM / FRAGRANCE • LINALOOL • CITRONELLOL • GERANIOL.

Meet the L'Oréal Professionnel Keratin Alpha Sleek serum built to do more than mask frizz, it seals, smooths, and protects. This hair serum for frizz delivers up to several washes and provides heat protection up to 230°C * and anti-humidity up to 80% **. Think of it as the finishing step your smoothing routine has been missing. Suitable for all hair types and pairs seamlessly with the rest of the Keratin Alpha Sleek lineup.

 

*Disclaimer – Instrumental test
**Disclaimer – Instrumental test

FAQs:

1. What makes Keratin Alpha Sleek Mirror Sleek Serum different from a regular hair serum?

Unlike traditional serums that simply coat the hair, Keratin Alpha Sleek Mirror Sleek Serum works inside the hair fiber by reshaping Keratin Alpha chains when activated with heat. This helps deliver longer-lasting smoothness, frizz control, and mirror-like shine.

2. Is this hair serum suitable for all hair types?

Yes. This hair serum for frizz is suitable for straight, wavy, curly, and coily hair. It works particularly well on frizz-prone, unruly, and humidity-affected hair while maintaining natural movement without feeling heavy.

3. Can I use this serum on damp or dry hair?

The serum is designed to be applied to towel-dried or damp hair before blow-drying or flat ironing. Heat activates the formula, allowing it to create its smoothing network for optimal frizz control and shine.

4. Does Keratin Alpha Sleek Mirror Sleek Serum contain keratin?

No. Despite its name, the formula does not contain keratin. Instead, it targets the hair's natural Keratin Alpha chains, helping reshape the hair structure for smoother, sleeker-looking results when used with heat.

5. How often should I use this anti-frizz hair serum?

You can use this anti-frizz hair serum whenever you heat-style your hair. For long-lasting smoothness and optimal performance, pair it with the complete Keratin Alpha Sleek routine as recommended.

6. Will this serum leave my hair greasy or sticky?

No. The lightweight formula spreads evenly through the hair and leaves a smooth, polished finish without a greasy, sticky, or heavy feel, making it suitable for everyday styling.

7. Can I use this serum if I frequently straighten or blow-dry my hair?

Yes. This frizz control hair serum provides heat protection, helping shield your hair from heat styling while enhancing smoothness and maintaining a sleek finish.

8. Does this smoothening hair serum help reduce styling time?

Yes. When used as part of the complete Keratin Alpha Sleek routine, the serum helps improve manageability and smoothness, making hair easier and faster to style every day.

9. Can I combine this serum with other styling products?

Yes. You can layer the serum with your regular styling routine. For the best smoothing results, apply the serum first, activate it with heat, and then finish with your preferred styling products if needed.

10. Is L'Oréal Keratin Alpha Sleek Serum safe for color-treated or chemically treated hair?

Yes. L'Oréal Keratin Alpha Sleek Serum is suitable for color-treated and chemically treated hair. Its alcohol-free formula helps smooth frizz, enhance shine, and protect hair during heat styling without compromising your salon-treated results.

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