Nioxin Diaboost Hair Thickening Serum 100ml | Instantly Boost Hair Diameter & Strength

Nioxin Diaboost Hair Thickening Serum 100ml is a leave-on treatment that instantly boosts the diameter of every hair strand, making hair look and feel visibly thicker from the very first application. Infused with Caffeine, Niacinamide and Peppermint Oil, it strengthens and protects against breakage while nourishing the scalp — allowing hair to grow longer and stronger with daily use.

Key Benefits

  • Instantly boosts hair diameter — thicker-feeling hair from the very first use
  • Reduces breakage — strengthens the hair shaft against daily damage
  • Nourishes and energises the scalp — supports healthier follicles for improved growth
  • Promotes longer hair — protects strands so hair can grow further with daily use
  • Lightweight leave-in formula — no rinsing required; ideal for daily use

Why You'll Love This Product

Diaboost is ideal if you want immediate visible results alongside long-term strengthening benefits. Unlike treatments that only work over weeks, Diaboost thickens hair from the first application. Its dual action — instant diameter boost plus ongoing breakage protection — makes it a versatile addition to any thinning hair routine. Use it as a standalone treatment or pair it with your Nioxin System Kit for maximum results.

When to Use

Use daily on dry or damp hair. Suitable for all hair types, particularly those experiencing thinning, fine hair or hair prone to breakage. Can be used alongside other Nioxin System treatments.

How to Use

  1. Apply a small amount of serum directly to the scalp.
  2. Gently massage in using circular motions.
  3. Do not rinse out.
  4. Use daily as part of your hair care routine for best results.

Ingredients

Alcohol Denat., Aqua/Water/Eau, Niacinamide, PEG/PPG-20/23 Dimethicone, Caffeine, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Parfum/Fragrance, Glycerin, Tetrahydroxypropyl Ethylenediamine, Mentha Arvensis Leaf Oil, Mentha Piperita (Peppermint) Oil, PEG-30 Dipolyhydroxystearate, Benzyl Salicylate, Hexyl Cinnamal, Trideceth-6, Alpha-Isomethyl Ionone, Limonene, Linalool, Citronellol.

  • £54.99
  • £59.99