What is it: This Advanced Hair Thickening Serum is proven to instantly boost hair diameter and protects hair against breakage, allowing it to grow longer* . Why you'll love it: Our advanced formula is specifically designed to boost hair thickness and density, giving you thicker, fuller-looking hair. instantly.**

Unlock the secret to thicker, fuller hair with Nioxin Diamax Advanced Hair Thickening Serum, proven to instantly boost hair diameter and protects hair against breakage, allowing it to grow longer* (with daily use). Compliment your Nioxin Night Density Rescue with 3-part Nioxin System Kits and other hair thickening products.**

Discover Nioxin hair products and treatments that are specially formulated for thinning hair. Within our range of shampoos, conditioners, leave-on treatments and styling products, we have the best solutions for your hair needs.

Unlock the secret to thicker, fuller hair with Nioxin Diamax Advanced Hair Thickening Serum, proven to instantly boost hair diameter and protects hair against breakage, allowing it to grow longer* (with daily use). Our advanced formula is specifically designed to boost hair thickness and density, giving you thicker, fuller-looking hair ...

- Fuller, Thicker-Looking Hair: Nioxin Intensive Diamax Advanced is a hair thickening treatment that enhances the appearance of fuller, thicker hair. - Boosts Hair Diameter: This advanced formula boosts the diameter of each individual hair strand, creating a voluminous and thicker look.

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Nioxin Diamax Advanced Xtrafusion Treatment increases the hair thickness of each strand, leaving the hair instantly fuller-looking*. With just one use, the hair becomes more manageable, fuller and noticeably thicker. Using HTX technology that contains ingredients like caffeine and niacinamide, Diamax Advanced contains