Overnight Barrier Scalp Serum

Lightweight and fast-absorbing, Philip Kingsley Overnight Barrier Scalp Serum targets dryness and sensitivity while you sleep. The silky serum cushions the scalp without feeling greasy, suitable for those with dry, irritated, or thinning hair needs. Fragrance-free and non-staining, it works best for nightly use to help restore balance and soothe discomfort.