Redken Acidic Grow Full System Density & Strength Shampoo 300ml is a professional densifying shampoo developed for thin or flat hair requiring fuller-looking volume and improved strength. Formulated with Azelaic Acid and a 7% Densifying Complex, this pH-balanced shampoo gently cleanses while helping to create the appearance of thicker, healthier-looking hair without weighing it down. Helps promote a healthy-looking, balanced scalp Instantly volumises for enhanced visible density Coats the hair fibre to reduce breakage Lightweight, non-stripping formula suitable for regular use Leaves hair feeling soft with natural movement How To Use: Apply to wet hair Lather gently, focusing on the scalp Rinse thoroughly Follow with the Acidic Grow Full System conditioner, serum and spray for optimal densifying results As part of the complete Redken Acidic Grow Full System, this professional shampoo supports scalp hydration and helps achieve a denser look as hair grows. Ideal for salon retail, it enables hairdressers and stylists to recommend a targeted at-home volumising solution for clients with fine or thinning hair.