Acidic Grow Full Scalp and Hair Serum

Redken Acidic Grow Full System provides the fullness of +5,000 hair fibers.* The scalp & hair serum is a lightweight formula that rebalances scalp pH, adds moisture, and promotes denser, thicker-looking hair with our 5% Strength Complex formulation. BEST FOR: Thin, flat hair Hair prone to hair fall and breakage from brushing Suitable for all Color-Treated Hair KEY BENEFITS Instantly fuller, thicker looking hair* 91% of GLP-1 users agreed hair feels thicker** 2X stronger hair*** 2X less breakage**** Clinically-tested to hydrate the scalp***** *When using system of shampoo, conditioner, serum, and spray **In a consumer test when using system of shampoo, conditioner, serum, and spray; tested with GLP-1 users experiencing hair loss. ***System of shampoo, conditioner, serum, and spray vs. non-conditioning shampoo ****Tested to reduce breakage. System of shampoo, conditioner, serum, and spray vs. non-conditioning shampoo *****When using system of shampoo, conditioner, and serum. | Redken - Acidic Grow Full Densifying Scalp & Hair Serum For Thin, Flat Hair - 45 ml / 1.5 fl oz.