Nioxin

Nioxin is an award-winning brand known for its innovative solutions designed to strengthen and support thinning or fine hair. With over 30 years of expertise, Nioxin focuses on creating products that target the scalp, promoting a healthy environment for hair growth. Their range of shampoos, conditioners, and treatments work together to cleanse, nourish, and thicken hair, enhancing fullness and volume. Trusted by professionals, Nioxin has become a go-to brand for those with thinning hair, leaving it stronger, healthier, and visibly thicker with regular use.

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Nioxin Diaboost Thickening Xtrafusion Treatment
Nioxin Diaboost Thickening Xtrafusion Treatment

Diaboost - The Hair Thickening Hero

The Nioxin Diaboost Thickening Xtrafusion Treatment is a thickening product perfect for thin, fine hair types. Achieve fuller, thicker looking locks with a formula enriched with active ingredients including caffeine and niacinamide. Nioxin’s innovative HTX technology thickens the hair at the root and widens the diameter of each strand, for a fuller and healthier look that is protected against breakage. A complete hair renewal in one, this concentrated treatment lets you achieve full hair confidence!

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27 products

Which Nioxin System is right for you?

Each Nioxin System is a 3-part routine of cleanser shampoo, scalp revitaliser conditioner and scalp and hair treatment. Choose yours by whether your hair is natural or coloured, and whether thinning is light or progressed.

More from Nioxin

Browse every Nioxin shampoo, conditioner, treatment and intensive treatment.

Nioxin FAQs

Which Nioxin System should I choose?

Systems 1 and 2 are for natural hair, with light (System 1) or progressed (System 2) thinning. Systems 3 and 4 are for coloured hair, with light (System 3) or progressed (System 4) thinning. System 5 is for chemically treated hair, such as bleached or straightened hair.

What's the difference between Nioxin System 2 and System 4?

Both are for progressed thinning. System 2 is for natural hair, while System 4 is for colour-treated hair and uses Pro Colour Shield technology to help protect your colour.

Which Nioxin product is best for an itchy, flaky scalp?

The Scalp Recovery range: the Conditioner, Purifying Exfoliator and Serum, or all three steps in the Scalp Recovery Kit.

Which Nioxin treatment should I choose for extra density?

The Night Density Rescue works overnight, the Diaboost Hair Thickening Serum suits thin, fine hair, and the Hair Booster Serum targets specific areas such as receding hairlines and low-density crowns.