Our promise to you…

Service pledge

Read more

L'Oréal Professionnel Serie Expert Keratin Alpha Sleek Mirror Serum 50ml

Product Code: 16795

Dispatch Usually Within 1 Business Day

£18.00

£0.00

ex. VAT

£21.60

£0.00

inc. VAT

L'Oréal Professionnel Keratin Alpha Sleek Mirror Serum is a high-performance finishing product designed to create ultra-smooth, glass-like shine while keeping frizz under control. Ideal for unruly, frizz-prone, or chemically treated hair, its lightweight formula instantly smooths dull, rough strands, leaving them sleek and polished without any heaviness.

Formulated with keratin-inspired smoothing technology, it helps refine the hair’s surface, improving manageability and boosting softness with each use. The serum tames flyaways, minimises the look of split ends, and provides protection against humidity, helping your style stay smooth and controlled all day. Hair appears healthier and more radiant, with a luminous, mirror-like finish.

Suitable for all hair types looking for enhanced smoothness and shine, this salon-quality serum brings professional-level results into your daily routine. Elevate your styling and enjoy beautifully sleek, glossy hair that feels as luxurious as it looks.

Key Features:

  • Reprogram hair for up to 2 weeks of frizz control*
  • Seals hair keratin for long-lasting results
  • Deliver instant shine that lasts up to 5 days**
  • Fights against up to 80% humidity*** with heat protection up to 230°C (450°F)****, controlling unwanted volume for daily styling in half the time*****
  • The fragrance is Fig Leaf, Creamy Sandalwood, Orris and violet

*Consumer test on 68 participants, 1 application/week for 4 weeks. Based on a 15-day break observation.

**Instrumental test after 1 application of shampoo, mask & serum.

***Instrumental tests, with full routine after 4 uses of the Smooth Transformer.

****Instrumental tests.

*****Instrumental tests with routine 4 times of Shampoo + Smooth Transformer + Leave-on.

More products

Our promise to you…

Service pledge

Read more