The L'Oréal Professionnel Serié Expert Molecular Liquid Treatment from the Absolut Repair collection is a powerful formula that leaves hair feeling stronger. Inspired by ultra-potent skincare serums, this rinse-off serum goes beyond regular surface repair conditioner masks and rebuilds the molecular structure of the fibre.* Highly concentrated with 2% Peptides bonder and 5 amino acids, the formula rebuilds the hair molecular structure*, helping to restore hair's strength***, elasticity and movement****. After use, hair is more supple with the appearance of damage minimised. *Instrumental test after 15 applications of rinse-off serum. **Amino acids & Peptides Bonder. ***Instrumental test. ****Consumer perception, 64 participants. *****Instrumental test after application of shampoo and rinse-off serum.