NIOXIN System 3 Scalp + Hair Shampoo for Color-Treated, Light Thinning — 10.1 fl oz, Niacinamide & Biotin

Nioxin System 3 Scalp + Hair Shampoo is a professional cleanser formulated to gently remove buildup and nourish color‑treated, dry or damaged hair with light thinning while helping hair look thicker and fuller.

Nioxin System 3 is the first step in a targeted three‑part regimen designed to improve scalp health and amplify hair structure. Enriched with niacinamide, biotin, plant botanicals and humectants, this cleanser reduces residue that can clog follicles, so hair appears stronger and color is preserved. Clinically and dermatologically tested, the formula suits progressed thinning on chemically treated hair without stripping moisture.

How does this shampoo help hair with light thinning?

The shampoo focuses on creating a healthier scalp environment and strengthening each strand to reduce the look of thinning. It lifts excess sebum, fatty acids and environmental residues that can weigh hair down or block follicles, while supporting hair resilience with vitamins and amino acids.

• Removes follicle‑clogging buildup for a cleaner scalp surface
• Delivers nutrients like biotin and niacinamide to support stronger hair shafts
• Helps reduce breakage and improves visible thickness within weeks

Will it protect hair color and moisture?

Yes — System 3 is formulated specifically for color‑treated, dry or damaged hair. It cleanses gently without harsh stripping, leaving moisture and color integrity intact so dyed hair maintains vibrancy while gaining fullness.

• Gentle surfactant system preserves color and natural oils
• Humectants restore hydration to dry, chemically treated strands
• Designed to be used daily as part of the System 3 regimen for consistent protection

How should I use Nioxin System 3 for best results?

Use this cleanser as the first step in the three‑part Nioxin System 3 routine: shampoo, conditioner, then leave‑in scalp and hair treatment. Apply to wet hair, massage into the scalp and hair for about one minute to dissolve residue, then rinse thoroughly and follow with the matching conditioner.

• Apply to wet hair and scalp, lather for one minute, then rinse
• Follow with Nioxin System 3 Scalp Therapy Conditioner and leave‑in treatment
• Daily use provides the most consistent visible improvement in fullness

What active ingredients make a difference in this formula?

The formula combines targeted vitamins, proteins and botanicals to hydrate, fortify and refresh the scalp. Niacinamide supports scalp circulation and barrier function while biotin helps bolster hair structure; botanical extracts and humectants add moisture and antioxidant protection.

• Niacinamide and biotin to support hair strength and scalp condition
• Botanical extracts and humectants to soothe dryness and add moisture
• Gentle cleansing agents that remove sebum and residue without over‑drying

Who is this for: Nioxin System 3 Shampoo is suited to people with color‑treated, dry or chemically processed hair experiencing light thinning who want a salon‑grade cleanser that preserves color, reduces residue and helps hair look thicker. It pairs best with the System 3 conditioner and scalp treatment for a complete regimen geared toward fuller‑looking hair and improved scalp health.

Ingredients

Aqua, Sodium Laureth Sulfate, Sodium Lauryl Sulfate, Citric Acid, Sodium Chloride, PPG-2 Hydroxyethyl Coco/Isostearamide, Sodium Citrate, Sodium Xylenesulfonate, Sodium Benzoate, Salicylic Acid, Sodium Hydroxide, Tetrasodium EDTA, Mentha Piperita Oil, Mentha Arvensis Leaf Oil, Menthol, Trisodium Ethylenediamine Disuccinate, Methylparaben, Polyquaternium-10, Propylene Glycol, Camellia Sinensis Leaf Extract, Cystine Bis-PG-Propyl Silanetriol, Biotin, Lecithin, Niacinamide, Panthenol, Tocopheryl Acetate, Foeniculum Vulgare Fruit Extract, Sodium Acetate, Isopropyl Alcohol, Faex Extract, CI 42090, Acer Saccharum Extract, Citrus Limon Peel Extract, Saccharum Officinarum Extract, Vaccinium Myrtillus Leaf Extract, Citrus Aurantium Dulcis Fruit Extract, Potassium Sorbate