Helping to support hydration, Aveda’s Overnight Scalp Renewal Serum from the Scalp Solutions range promotes a stronger-feeling skin barrier.The lightweight formula is applied nightly to nourish the scalp as you sleep, providing intense moisture to protect against dry, flaky textures and excess breakage. Infused with castor and sunflower seed oils, alongside ginger extract, the serum provides antioxidant benefits, encouraging a soothing effect to leave the scalp and strands with a renewed feel.