Name: Loreal professionnel keratin alpha sleek mirror serum frizz and volume control 50ml 1.6fl.oz
SKU: LOP00158
Price: 33.26 EUR
Availability: InStock

Loreal Professionnel Keratin Alpha Sleek Mirror Serum Frizz & Volume Control

Discover next-level smoothing performance with Loreal Professionnel Keratin Alpha Sleek Mirror Serum, a professional heat-activated finishing serum designed to seal the hair fiber for long-lasting smoothness, frizz control, and disciplined volume. Formulated with 5% Keratin Sealer technology, this advanced serum helps maintain sleek, polished hair for up to 10 washes* while protecting against humidity and heat damage.

When used as part of the complete Keratin Alpha Sleek routine, it helps transform hair for up to 2 weeks of smoothness and frizz control.

What Is Keratin Alpha Sleek Mirror Serum?

Keratin Alpha Sleek Mirror Serum is a professional leave-in treatment developed to enhance and prolong smoothing results. Unlike traditional serums that mainly coat the surface, this innovative formula helps seal the hair’s keratin structure, reinforcing alignment and reducing frizz formation over multiple washes.

It is heat-activated, meaning its performance is maximized when blow-dried and sealed with a straightening iron. The result is sleek, luminous, mirror-like hair with natural movement and controlled volume.

Important clarification: while keratin is an animal-derived ingredient also naturally found in human hair, this product does not contain keratin. Instead, it uses advanced sealing technology to optimize the hair’s internal keratin structure.

Who Is It Recommended For?

This serum is suitable for all hair types, especially:

Frizz-prone or humidity-sensitive hair
Thick or voluminous hair needing discipline
Hair exposed to frequent heat styling
Clients looking for long-lasting smoothing maintenance
Those wanting anti-humidity and heat protection in one product

It is artificial colorant-free and alcohol-free, making it suitable for regular use within a professional smoothing routine.

Key Benefits of Loreal Professionnel Keratin Alpha Sleek Mirror Serum

Up to 2 weeks of smoothness when used in the full routine*
Smoothness & frizz control for up to 10 washes**
Seals hair keratin structure
Anti-humidity protection (up to 80% humidity)**
Heat protection up to 230°C (450°F)**
Reduces daily styling time
Lightweight, non-greasy finish

*Instrumental test after 4 applications of Shampoo + Smooth Transformer + Serum
**Instrumental tests

The Technology: 5% Keratin Sealer

The serum is formulated with 5% Keratin Sealer technology, designed to:

Improve fiber cohesion
Enhance cuticle alignment
Reduce frizz formation
Maintain sleek structure over multiple washes

By sealing and reinforcing the keratin architecture within the hair fiber, the serum supports smoother geometry and improved resistance to humidity.

Anti-Humidity & Heat Protection

Environmental humidity is one of the main causes of frizz and volume expansion. This serum provides anti-humidity protection up to 80% humidity, helping maintain sleek results even in challenging climates.

Additionally, it protects hair up to 230°C (450°F), making it an ideal companion for blow-drying and straightening tools. This dual protection helps preserve fiber integrity while ensuring long-lasting smoothness.

Texture & Finish

The lightweight serum delivers:

A glossy, mirror-like shine
Silky softness without heaviness
Smooth alignment from lengths to ends
Controlled yet natural movement

Hair feels polished, disciplined, and easier to style.

How to Use Loreal Professionnel Keratin Alpha Sleek Mirror Serum

Shake well before use.
Apply on washed, towel-dried hair.
Detangle and section hair into two parts.
Spray into your hands (not directly onto hair).
Use:
– 2–4 sprays for thin to medium hair
– 6–8 sprays for thick hair
Rub hands together and distribute evenly from lengths to ends.
Do not rinse.
Heat-activate by blow-drying.
For longer-lasting results, finish with a straightening iron.

For best results, use within the complete Keratin Alpha Sleek routine.

Recommended Professional Routine

To achieve maximum smoothing performance:

Cleanse: Keratin Alpha Sleek Shampoo
Weekly Treatment: Smooth Transformer
Maintain: Keratin Alpha Sleek Mask (alternate washes)
Seal & Protect: Mirror Serum

This structured routine ensures cumulative fiber transformation and up to 2 weeks of smooth, frizz-controlled hair.

Counseling at Lyskin Love Your Skin

At Lyskin Love Your Skin, we prioritize informed decisions. If you are unsure whether the Loreal Professionnel Keratin Alpha Sleek Mirror Serum suits your hair type or styling habits, we invite you to use the Q&A tab on this product page.

Our team will gladly guide you toward a personalized smoothing routine tailored to your hair’s needs.

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