Glycolic Gloss Glycolic Gloss Leave-in Serum (40ml)

Designed with advanced shine-boosting technology, this serum is enriched with the 3% gloss complex with Glycolic Acid to help fight dullness, improve smoothness, and deliver a high-gloss finish for up to 72 hours* gloss, protection against aggressors** and makes hair stronger***. Whether you’re preparing for a big event or simply want healthy-looking hair every day, this L’Oréal Glycolic Gloss Extension Serum transforms the way your hair looks and feels.

*Instrumental test

**Instrumental test

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What Does L’Oréal Paris Glycolic Gloss Leave-in Serum Do?

The L’Oréal Paris Glycolic Gloss Extension Serum is powered by a 3% Glycolic Acid Complex that works at the cuticle level to instantly smooth rough, porous hair surfaces and lock in a long-lasting shine. Designed with a lightweight, non-greasy, and non-sticky texture, this glossy hair serum glides effortlessly through hair, leaving it with a sleek, mirror-like finish without weighing it down.

What Makes the L’Oréal Paris Glycolic Gloss Leave-in Serum Formula Effective?

Formulated with 3% Glycolic Acid Complex, this serum penetrates deeply to target uneven texture and boost light reflection. Glycolic acid hair serum formulations are known for their smoothing and revitalizing benefits, making them a trusted choice for salon-inspired results at home. The serum also contains nourishing emollients that protect against environmental aggressors while maintaining softness and manageability.

What Are the Visible Results of Using L’Oréal Paris Glycolic Gloss Leave-in Serum?

With regular use, you can expect:

• Up to 72 hours gloss*
• Noticeably smoother and softer hair
• Makes hair stronger
• Better manageability for easier styling
• Long-lasting gloss without greasiness
• Restore Hair Quality 3X more gloss**

*Instrumental test

**Instrumental tests for the Glycolic Gloss franchise.

• UP TO 72H SHINE FOR A GLOSSY, POLISHED LOOK: Achieve long-lasting radiance with this glycolic acid hair serum, delivering a luminous, mirror-like finish that stays vibrant for up to three days.
• SMOOTHES AND SEALS ROUGH HAIR CUTICLES: The 3% Glycolic Acid Complex works deep within the hair fibre to smooth and seal cuticles, enhancing shine and creating a sleek, soft texture.
• FIGHTS AGAINST EXTERNAL AGGRESSORS: Forms a protective barrier against moisture, helping to maintain a smooth, shiny, strong hair even in challenging weather conditions.
• LIGHTWEIGHT & NON-GREASY FINISH: Absorbs quickly without residue, providing weightless manageability and making it ideal for daily use on all hair types.
• ENRICHED WITH GLYCOLIC ACID FOR ENHANCED TEXTURE: Glycolic Acid improves hair texture, boosts light reflection, and helps maintain healthy, glossy hair over time

Who Should Use L’Oréal Paris Glycolic Gloss Leave-in Serum?

This L’Oréal Glycolic Gloss leave-in serum is suitable for:

• All hair types, especially dull and porous hair.
• Hair in need of a shine boost
• Anyone looking for a lightweight, non-greasy shine solution

When to Use L’Oréal Paris Glycolic Gloss Leave-in Serum?

You can use the glycolic acid hair serum anytime your hair needs a shine refresh. It works perfectly:

• After shampooing and conditioning, towel-dry hair
• Before styling as a heat-protective, shine-enhancing step
• On dry hair for an instant gloss boost throughout the day

Step 1: Apply a small amount of the L’Oréal Glycolic Gloss Extension Serum to damp or dry hair.
Step 2: Distribute evenly through the mid-lengths and ends.
Step 3: Do not rinse.
Step 4: Style as usual for a glossy, frizz-free finish.

For best results, use it with Glycolic Gloss shampoo, conditioner and acidifier.