Redken Acidic Grow Full Scalp & Hair Serum
By Redken
$70.00A scalp and hair serum designed for thin hair and a hydrated, balanced-feeling scalp. Its formula includes azelaic acid, hyaluronic acid and caffeine to support thicker-looking, denser-looking hair.
Size: 100 mL
How to use: Step 1: Spray half an inch away from the scalp on clean, damp hair. Step 2: Massage into scalp. Step 3: Can be applied daily on dry scalp.