Glicoamine is a small molecule that has the ability to target and neutralize metal residues, and it is the main ingredient in the L'Oréal Professionnel Paris Série Expert Metal Detox Shampoo. The amount of metals in your hair can vary depending on the quality of the water and the structure of your hair. Pipeline erosion causes copper particles to find their way into our water, and when we wash it, into our hair as well. An excessive concentration of copper particles in your hair can react with the oxidant during the coloring process, breaking off hair and producing inconsistent color. Your hair is thoroughly cleaned by the shampoo. After just one use, the hair structure is opened up and metal residues are effectively removed, yielding noticeable results. Breakage of hair