Nioxin Age Defense Serum 70mlDESCRIPTION Nioxin Age Defence Serum is a leave on scalp treatment that helps support ageing hair and scalp. With regular use, it helps create a fresher, more balanced scalp environment so hair can look denser and fuller over time. The lightweight, non greasy serum absorbs quickly without weighing hair down or leaving residue at the roots. Designed for mature or thinning hair, it can be used daily, morning or night, on dry or towel dried hair. A