This vegan-friendly leave-in treatment contains a combination of ingredients that mimic the natural moisturising factors on your scalp. Suitable for all hair types, this non-irritating, lightweight formula helps protect the scalp's skin barrier to support hydration and scalp health. Infused with hyaluronic acid, zinc PCA and squalane, this milky serum helps to provide hydration to the scalp without weighing your hair down.