Vendor:
Nioxin

Nioxin Diaboost Hair Thickening Xtrafusion Treatment

Name: Nioxin Diaboost Hair Thickening Xtrafusion Treatment
Brand: Nioxin
SKU: NIOX63
Price: 40.49 GBP
Availability: OutOfStock

4.0 ( 1 Reviews )

Size: 200ml

200ml

£40.49

£40.49 ~~£50.60~~

Save £10.11

Tax included.

Estimated Delivery: *Jun 21 - Jun 25
Free Shipping & Returns: On all orders over $75

PAIR IT WITH

Nioxin 3D Styling Niospray Regular Hold

£25.49

Buy 4 items, Get extra 10% off

Buy 4 items, Get extra 10% off On all orders View Details

COSMOP2026

Coupon copied!

Get a Free Gift of your choice

With Orders Above £199.00 View More Eligible Products

Liquid error (snippets/free-gift-info-block line 45): invalid url input

+1

Nioxin Diaboost Hair Thickening Xtrafusion Treatment

Product Overview

Nioxin Diaboost Hair Thickening Xtrafusion Treatment is a leave‑in serum / scalp treatment designed to increase the diameter (thickness) of each existing hair strand, thereby making hair look fuller, denser, and more voluminous.

The formulation uses HTX (Hair Thickening Xtrafusion) technology, which includes active ingredients such as caffeine, niacinamide (vitamin B3), and panthenol to support stronger, fuller-looking hair and protect against breakage.

It is marketed to be used daily (on wet or dry hair), and is part of Nioxin’s hair‑thickening / densifying offerings.

Key Features & Benefits

FeatureBenefit / What It DoesStrand‑diameter enhancementBoosts the thickness of existing hair strands, making hair appear fuller and denser. Anti-breakage supportHelps protect hair from breakage and damage, supporting longer, healthier hair over time. HTX technology (caffeine, niacinamide, panthenol)These actives help stimulate the scalp, nourish hair follicles, and support hair strength and vitality. Leave‑in formulaSince it is not rinsed out, the treatment remains active on the scalp and hair for extended benefit. Daily use flexibility (wet or dry hair)Can be applied whether hair is damp or dry, making it convenient to incorporate into your routine. Improves manageability & fullnessUsers report hair feeling more manageable, thicker, and fuller even after the first application.

Marketing claims / additional points:

The product suggests that it can create the appearance of up to 11,000 more hair strands (this is a marketing analogy, not literal).
It is positioned to be used alongside Nioxin’s 3‑Part system kits (i.e. to complement cleansing and conditioning steps).

Specifications

AttributeDetailProduct Name / VariantNioxin Diaboost Hair Thickening Xtrafusion TreatmentAvailable SizesCommonly available in 100 ml size. Some sources report 200 ml variant (though many listings show 100 ml) Form / TextureLeave‑in liquid / scalp serum / treatmentActive Ingredients / ActivesNiacinamide, Caffeine, Panthenol, Mentha / peppermint / wild mint oils, polymer matrix (e.g. PEG/PPG‑20/23 Dimethicone, acrylates crosspolymers) Finish / FeelNon-greasy, light to moderate hold on hair strands (since it’s not a styling product)Intended Hair / Scalp TypesDesigned for thinning hair, reduced density hair, or hair needing volumizing / thickening supportUsage / RinseLeave-in — do not rinse out after application

Note: Availability Of Old Packaging Of Product Is Subject To Stock Last Or Contact Support.

Alcohol DenatAqua/WaterNiacinamidePEG/PPG-20/23 DimethiconeCaffeineAcrylates/C10-30 Alkyl Acrylate CrosspolymerParfumPanthenolTriethanolamineMentha Piperita (Peppermint) OilMentholMentha Arvensis Leaf OilButylphenyl MethylpropionalBenzyl SalicylateHexyl CinnamalHydroxymethypentylcyclohexenecarboxenecarboxaldehydeAlpha-Isomethyl IononeLinaloolCitronellol.

Here is a recommended usage procedure (based on product directions from Nioxin and sellers):

Start with a clean scalp / hairUse your normal shampoo and conditioner routine. Towel-blot or let hair dry lightly so scalp is not saturated with water.
Apply to scalp / rootsUse the dropper, nozzle, or dispensing method to apply the treatment evenly across the scalp. Focus on areas of thinning or where you want more fullness.
Massage gentlyWith your fingertips, massage the treatment into the scalp to help with absorption and blood circulation.
Comb throughUse a wide-tooth comb or your fingers to spread the product slightly down the hair shaft (not too far) for even distribution.
Do not rinseThe treatment is leave-in; allow it to remain on the scalp / hair until next wash.
Use daily (or as directed)For best results, use it daily (wet or dry hair) as part of your hair care routine.

Why Choose This Product?

If you’re looking for an instant thickening effect, this treatment is designed to help hair look fuller right away by increasing strand diameter.
Adds density appearance without using heavy styling products.
Protects against breakage — helps strengthen hair such that you may see less hair breakage over time.
Provides scalp stimulation and nourishment via actives like caffeine and niacinamide.
Works as a complementary product in a hair-thickening regimen (e.g. used together with shampoos, conditioners, and other treatments targeted for thinning hair).

Things to Be Mindful Of / Limitations

The “appearance of fuller hair” is not the same as actual new hair growth; results depend on hair health, follicle function, and consistency.
Because it includes actives, alcohol, and botanical oils, those with sensitive scalps should do a patch test first.
Don’t expect dramatic results in one use — the marketed “fuller after one use” is more about strand thickening, not long-term density.
Overuse or layering with too many products might weigh fine hair down.
As with any leave-in treatment, buildup over time is possible; occasional clarifying may help.