The Fructis Hair Filler + Bonding Inner Fiber Repair Pre-Shampoo Treatment is formulated with a 15% concentrate of peptides, citric acid, and a bond repair complex. Use as step 1 for all three Fructis Hair Filler systems to fill the hair with strength 7 layers deep for inner fiber repair, and outer visible transformation. Inner fiber repair: Repairs and strengthens broken bonds deep in the cortex, hair fiber's inner layer*. Outer visible transformation: Strong, smooth, soft, and healthy-looking hair. Formulated without sulfates, parabens, phthalates, DMDM hydantoin, and mineral oil. All Garnier products, globally, are officially approved by Cruelty-Free International under the Leaping Bunny Program. *with continuous use of Inner Fiber Repair Treatment & Shampoo, Conditioner & Serum system of your choice.