Is Keratin Alpha Sleek a salon keratin treatment?

No. It is a home care range that smooths frizz and controls volume. It is not a salon straightening treatment.

How long do the results last?

Used together as a routine, the range is designed for long-lasting smoothness and frizz control.

Which Keratin Alpha Sleek product should I start with?

Start with the shampoo and mask, then add the serum to finish.

Collection: L'Oréal Professionnel Keratin Alpha Sleek

For long lasting smoothing and frizz control, L'Oréal Professionnel's Keratin Alpha Sleek range is perfect for frizzy, unruly hair. Powered by Keratin Alpha Shaper and amino acid chains, this advanced smoothing haircare system helps control frizz and volume, reduces styling time, and enhances shine, leaving hair silky smooth with natural movement while helping to maintain hair integrity.