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Product Description

Instant thickening effect for thin or fine hair. Enriched with Intra-Cylane™.

L’Oréal Professionnel Serioxyl Thicker Hair Serum can give you thicker looking hair in an instant. Enriched with the formula Intra-Cylane, it can give thinning hair an instant thickening effect, allowing you to create your desired look.


  • Fibre Thickening Serum
  • Formulated with powerful ingredient Intra-Cyclane
  • It increases the thickness of your hair. 


Apply on lengths and ends of towel-dried hair when needed