L'Oréal Professionnel Serie Expert Metal Detox Pre-Shampoo Treatment is concentrated with 2% Glicofiller, an active that has a dual effect both on surface & cortex, to prevent excess absorption of water with metal : -On the surface : coats the fiber & refills 1 million hair micro-breaks, in 1 minute. -Inside the fiber : penetrates the hair & fills down to the cortex. This new pre-shampoo treatment is part of the Metal Detox range, a full anti-metal protocol to stop hair breakage & colour shift.

Wash after wash, excess metal penetrates inside your hair. Metal* particles create a risk of breakage & colour shift.

Enriched with Glicoamine, this concentrated oil protects hair from the deposit of metal particles. This new concentrated oil is part of the Metal Detox range that helps remove metal* from hair to reduce hair breakage**
Up to -97% Hair Breakage***, Hair is stronger and nourished.
Up to 97% less hair breakage***, more nourished hair. Hair has more body & discipline.

*copper
**Instrumental test on Metal Detox concentrated oil
***Instrumental test on Metal Detox shampoo + mask