Redken Acidic Grow Full System Densifying Shampoo for Thin Hair is a lightweight formula that rebalances the scalp with a hydrated feel and instantly volumizes hair.

What It Does
• Break-free: See the fullness of up to +5,000 hair fibers*
• Gentle cleansing for thin hair
• Rebalances scalp with a hydrated feel
• Instant volumizing effect

*reduced breakage from brushing with system of shampoo + conditioner + serum + spray vs non-conditioning shampoo

What Else You Need to Know
The Acidic Grow Full Density & Strength System provides a healthier feeling scalp that is balanced with moisture* and instantly thicker, fuller looking hair that is 2x stronger**

*shampoo + conditioner + serum + spray vs unwashed hair
** shampoo + conditioner + serum + spray vs non-conditioning shampoo