What is it: System 1 Treatment is designed for natural, untreated hair with light thinning. Clinically and dermatologically tested, this nourishing and protective leave on treatment strengthens each strand from within, resulting in thicker, fuller hair. 

Why you'll love it: Nioxin Leave-In Treatment enhances the thickness and fullness of your natural hair. The lightweight formula adds body to your hair, making it look thicker and fuller.

Featured ingredients: Formulated with a powerful blend of niacinamide, wild mint oil and caffeine to help nourish the hair root, stimulate hair follicles and strengthen the hair.

KEY BENEFITS & REAL RESULTS:

THICKENS THE HAIR: clinically designed to add thickness and fullness to natural hair with light thinning, with visible results in just 30 days.

SUPPORTS SCALP HEALTH: advanced formula gently cleanses the scalp, removing impurities and excess sebum that can clog hair follicles.

REDUCES HAIR THINNING: helps minimize hair breakage, promoting the appearance of fuller, thicker hair.

NOURISHES THE SCALP: Infused with antioxidants and UV protecting ingredients, this Treatment can nourish and revitalize the scalp, improving its overall health and condition.

85% of consumers noticed a thickening effect with our hair thickening products

80% noticed an increase in hair density

80% noticed an increase in hair fullness

Nioxin

Shake Nioxin Leave-In Treatment well. Apply Nioxin System 1 Scalp + Hair Thickening Treatment to towel-dried hair, focusing directly to the entire scalp, focusing on areas of concern. Gently massage and comb through to ensure even distribution. Do not rinse out. Style as desired. For optimal results, use in conjunction with Nioxin System 1 Scalp and Hair Shampoo and Conditioner.

INGREDIENTS

• Gluten Free
• Cruelty Free
• Pregnancy Safe
• CAFFEINE

  Stimulates hair follicles, improves blood circulation and maintains the skin barrier
  MENTHA ARVENSIS LEAF OIL

  Also known as wild mint oil, this oil is known for its refreshing and invigorating benefits that stimulate the scalp and promote circulation
  NIACINAMIDE

  A form of Vitamin B3, niacinamide helps nourish the hair root and can have a positive impact on hair growth and overall scalp health Aqua/Water/Eau, Niacinamide, Caffeine, Phenoxyethanol, Sodium Benzoate, Benzyl Alcohol, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Polysorbate 80, Polysorbate 60, Acetamide MEA, Triethanolamine, PEG-23M, Propylene Glycol, Tetrasodium EDTA, Methyl Nicotinate, Parfum/Fragrance, Mentha Arvensis Leaf Oil, Mentha Piperita (Peppermint) Oil, PEG-30 Dipolyhydroxystearate, Trideceth-6, Limonene, Camellia Sinensis Leaf Extract, Silica, Cystine Bis-PG-Propyl Silanetriol, Biotin, Lecithin, Tocopheryl Acetate, Humulus Lupulus (Hops) Flower Extract, Citrus Paradisi (Grapefruit) Peel Extract, Urtica Dioica (Nettle) Leaf Extract, Acer Saccharum (Sugar Maple) Extract, Citrus Limon (Lemon) Peel Extract, Saccharum Officinarum/Sugar Cane Extract/Extrait de canne à sucre, Vaccinium Myrtillus Leaf Extract, Faex Extract/Yeast Extract/Extrait de levure, Propylparaben, Citrus Aurantium Dulcis (Orange) Fruit Extract, BHT, Potassium Sorbate, Maltodextrin, Methylparaben, Ethylparaben, Butylparaben.