Redken Acidic Protein Amino Concentrate is an intensive treatment consisting of 10 ampoules of 10 ml, formulated to strengthen and repair the hair fiber deeply. Enriched with acidic proteins, it promotes the reconstruction of the struttura of damaged hair, improving its elasticity and resistance. Ideal for those who want a professional result at home, it offers a lasting regenerating effect, providing immediate softness and vitality. Perfect for weakened or chemically treated hair, it ensures complete and visible recovery.