Nioxin Night Density Rescue with Nioxydine24 is Nioxin’s first night-time scalp treatment, designed to help promote hair density through a powerful blend of antioxidants that neutralize free radicals on the scalp surface. Inspired by the body’s natural nightly regeneration process, this advanced formula helps support stronger, thicker-looking hair when used consistently. When used in combination with the Nioxin 3-Step System Kit, 81% of users agreed their hair felt stronger, thicker-looking, and more manageable day after day.* *Based on a survey among 112 U.S. panelists concerned about thinning hair conducted by StrataMark Dynamics Solution in 2015. How to Use: Apply 2–4 droppers directly to the scalp at night before bed. Use on dry or damp hair. Gently massage to distribute evenly. Do not rinse. Suitable for daily use. Precautions: Flammable. Do not use near flame or while smoking. Use only in ventilated areas. Avoid contact with eyes. Use only as directed. Keep out of reach of children. Ingredients: Alcohol Denat., Aqua (Water/Eau), Caffeine, Panthenol, Fragrance (Parfum), Menthol, Lauric Acid, PEG-40 Hydrogenated Castor Oil, Tocopheryl Acetate, PEG-35 Castor Oil, Polysorbate 20, Biotin, Zingiber Officinale (Ginger) Root Extract, Passiflora Edulis Fruit Extract, Citral, Limonene, Citronellol, Geraniol, Linalool.