The Aveda Pramāsana Scalp Renewal Concentrate helps to balance sebum levels to maintain the purity of the scalp at the root of the hair. This treatment penetrates the surface layers of the scalp to nourish and help preserve the scalp's natural protective barrier, while helping protect from aggressors. Seaweed extract, lactobacillus and tamanu oil help balance, protect and preserve the scalp's natural barrier to help maintain a clean, healthy scalp foundation.