Nioxin Scalp & Hair Leave-In Treatment System 2 is a professional thickening treatment for natural hair with progressed thinning. This leave-in formula helps increase the fullness of each hair strand, providing the appearance of thicker-looking hair. Key Benefits: Moisturizes hair and scalp Increases hair resilience Helps protect against breakage Amplifies hair texture This leave-in treatment is the final step of the Nioxin three-part System. It uses advanced technology to provide thicker-looking hair by increasing the fullness of each strand. The formula moisturizes both hair and scalp, helping to improve hair resilience and overall appearance. Suggested Use Shake well before use Apply evenly to entire scalp Gently massage into scalp Do not rinse Use daily for best results Ingredients Aqua/Water/Eau, Niacinamide, Phenylbenzimidazole Sulfonic Acid, Caffeine, Polysorbate 20, Benzophenone-4, Phenoxyethanol, Sodium Benzoate, Benzyl Alcohol, PEG-12 Dimethicone, Sodium Hydroxide, Cocamidopropyl Betaine, Acetamide MEA, Propylene Glycol, Tetrasodium EDTA, Methyl Nicotinate, Mentha Arvensis Leaf Oil, Parfum/Fragrance, Polysorbate 80, Polysorbate 60, PEG-23M, Mentha Piperita (Peppermint) Oil, Limonene, Camellia Sinensis Leaf Extract, Cystine Bis-PG-Propyl Silanetriol, Tocopheryl Acetate, Lecithin, Biotin, Citrus Paradisi (Grapefruit) Peel Extract, Humulus Lupulus (Hops) Flower Extract, Urtica Dioica (Nettle) Leaf Extract, Silica, Citric Acid, Vaccinium Myrtillus Leaf Extract, Acer Saccharum (Sugar Maple) Extract, Citrus Limon (Lemon) Peel Extract, Saccharum Officinarum/Sugar Cane Extract/Extrait de canne à sucre, Faex Extract/Yeast Extract/Extrait de levure, Propylparaben, Citrus Aurantium Dulcis (Orange) Fruit Extract, Potassium Sorbate, Maltodextrin, Methylparaben, Ethylparaben, Butylparaben, BHT