Up to 30% OFF Sitewide. While Supplies Last.



All orders ship express. Free shipping over $50

L’Oréal Professionnel

Serioxyl Thicker Hair Serum

  • Fast shipping within 2 business days

  • Easy Exchanges & Returns

  • Free shipping on orders over $50


L’Oréal Professionnel Serie Expert Serioxyl Thicker Hair Serum creates instantly thicker-looking hair. Born from 10 years of research, the Serioxyl line offers professional care routines for hair lacking density. With a non-greasy formula is enriched with Intra-Cylane to penetrate deep into each hair fibre to temporarily increase each hair's diameter to give a thicker, more full appearance.

Hair Type
  • Thinning, Sparse
  • Natural, Coloured
Worth Noting
  • Temporarily increases hair thickness
  • Enriched, nourishing formula
Standout Ingredients
  • Intra-Cylane to thicken the hair fibre diameter
  • Apply a few pumps evenly on wet hair, focusing on the lengths and ends
  • Leave to dry naturally or dlow dry
  • For best results, use with the rest of the L’Oréal Professionnel Serie Expert Serioxyl product line

L’Oreal began in 1907, when French chemist Eugéne Schueller developed a hair dye formula that revolutionized the hairdressing world. Since Eugéne's first discovery, L’Oreal has kept his passion alive by providing hairdressers with their most innovative products, tested and approved by the greatest names in hairdressing. Today L’Oreal is still at the forefront, with highly innovative products continuing to be one of the leads in originality, innovation and market leadership.