Star Ingedients filler-a100 Penetrates The Fiber Core And Thickens , As Well As Immediately Conditions And Resurfaces Hair Fiber. Only L’oréal Professionnel Owns The Patented Filler-a100 Molecule. amino Acid Strengthens And Renews Lengths. key Ingredients aqua / Water / Eau , Hydroxypropyl Starch Phosphate , Quaternium-87 , Stearyl Alcohol , Behentrimonium Chloride , Propylene Glycol , Amodimethicone , Phenoxyethanol , Isopropyl Alcohol , Candelilla Cera / Candelilla Wax / Cire De Candelilla , Methylparaben , Trideceth-5 , Glycerin , Arginine , Panthenol , Trideceth-10 , Lactic Acid , Benzyl Salicylate , Chlorhexidine Dihydrochloride , Benzyl Alcohol , Linalool , Limonene , 2-oleamido-1,3-octadecanediol , Aminopropyl Triethoxysilane , Hydroxycitronellal , Citronellol , Acetic Acid , Polyquaternium-6 , Parfum / Fragrance. C241154/1.