Star Ingredients filler-a100 + Amino Acid . 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, Cetearyl Alcohol, Amodimethicone, Hydroxypropyl Starch Phosphate, Isopropyl Myristate, Behentrimonium Chloride, Phenoxyethanol, Trideceth-5, Isopropyl Alcohol, Trideceth-6, Glycerin, Caprylyl Glycol, Arginine, Panthenol, Trideceth-10, Lactic Acid, Cetrimonium Chloride, Benzyl Salicylate, Benzyl Alcohol, Linalool, Limonene, Acetic Acid, Hydroxycitronellal, Citronellol, Aminopropyl Triethoxysilane, Alpha-isomethyl Ionone, Polyquaternium-6, Parfum / Fragrance