What it is
A leave-in scalp treatment for natural, untreated hair with light thinning. Step 3 of 3 — the most important step.

Why you'll love it
Clinically and dermatologically tested. Nioxin System 1 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. Formulated with a powerful blend of niacinamide, wild mint oil and caffeine. Visible results in 30 days.

Real Results
85% of consumers noticed a thickening effect
80% noticed an increase in hair density
80% noticed an increase in hair fullness

Key Benefits
  • Thickens the hair — adds visible thickness and fullness with results in 30 days
  • Supports scalp health — nourishes and revitalises the scalp with antioxidants and UV-protecting ingredients
  • Reduces hair thinning — strengthens and nourishes to minimise breakage
  • Leave-in formula — works continuously between washes, do not rinse
Who It's For

Natural, non-colour-treated fine hair with light thinning. The most critical step of the System 1 regimen — use daily without rinsing for best results. For progressed thinning use System 2 Treatment.

Key Ingredients
  • Niacinamide — a form of Vitamin B3; nourishes the hair root and supports scalp health
  • Wild Mint Oil — stimulates the scalp and promotes circulation
  • Caffeine — helps stimulate hair follicles and strengthen the hair
How to Use
  1. After Steps 1 and 2, apply to scalp and hair from roots to ends
  2. Massage gently — do not rinse
  3. Use the complete system at least 3 times a week for visible results in 30 days

Complete the regimen with System 1 Cleanser and System 1 Conditioner.

Partners Hair Design — authorised Nioxin stockist in South Africa. Free delivery on orders over R390.

Specifications

Brand
Nioxin
Size
100ml
Hair concerns
Thinning, Hair Loss
Good to know
Sulphate-free

Authorised Nioxin stockist

Know exactly what you are buying

Professional guidance, honest answers and the details that matter.

Why our stylists rate it
From the Partners Hair team
Nioxin System 1 Scalp & Hair Thickening Treatment is a leave-in scalp treatment for natural, noticeably thinning hair. Part of the Nioxin System 1 three-step programme. The most concentrated step in the system delivers BioAMP™ directly to the scalp to stimulate circulation, remove residue and create the optimal environment for noticeably denser hair.

Best for: natural (non-chemically treated) hair with noticeably thinning concerns; the most critical leave-in step in the System 1 programme.
Less suited to: chemically treated hair; a styling product.

Key actives:
- BioAMP™ (concentrated) — thickens hair fibre; stimulates scalp circulation; amplifies density
- Dermacyclyl Complex® (Biotin + Panthenol) — removes residue; supports healthy hair growth
- Peppermint / Menthol — stimulates scalp microcirculation

Benefits:
- Noticeably denser, fuller-looking hair over time
- Optimal scalp environment for hair growth
- Leave-in; Step 3 of the System 1 programme

How to use: Apply to clean, towel-dried scalp. Do not rinse. Style as usual.

Format: 100ml System 1 Scalp & Hair Thickening Treatment.

Authorised Nioxin stockist — 100% authentic, sourced from the official South African distributor. Free delivery on orders over R390 across South Africa.
Delivery without the guesswork

Spend R390 and delivery is on us. Orders under R390 are delivered for R67. We normally pack within 1 working day, with delivery in 2–5 working days depending on your location.

Changed your mind? You have 7 days after receiving your order to request a return. Email hello@partnershair.co.za to get started.

Why shop it at Partners Hair

Professional haircare is only as good as the source. We buy through official South African distribution, so every item is genuine, authorised stock.

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Why professionals trust Partners

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Authorised products sourced through official South African distribution.