L’Oréal Professionnel Keratin Alpha Sleek - unruly and frizzy hair

Discover the L’Oréal Professionnel Keratin Alpha Sleek – Keratin Alpha Shaper + Amino Acid Chains line, the professional treatment designed to transform unruly hair and offer effective, long-lasting frizz control. Thanks to Keratin Alpha Shaper technology combined with amino acid chains, the formula acts on the hair fiber, helping to smooth the hair's surface, improve its alignment, and tame it without weighing it down. Hair appears softer, shinier, and easier to manage, with a neater, more defined style. With regular use, the treatment provides up to 2 weeks of frizz control* and halves styling time**, making drying and styling easier. The complete routine, consisting of Keratin Alpha Sleek Shampoo, Smooth Transformer, and Mirror Serum, work synergistically to offer professional results and a visible transformation from the first applications. Discover the entire routine on Hair Gallery. *Self-assessment test after 4 applications of Smooth Transformer on 67 consumers. **Instrumental test after 4 applications of the Keratin Alpha Sleek Shampoo + Smooth Transformer + Mirror Serum routine.