US
Nioxin

Nioxin Age Defense Conditioner

  • Hyaluronic acid, niacinamide and caffeine formula
  • Black oat peptides listed
  • Sulfate, paraben and silicone free
  • Color-safe, dermatologically tested
  • Daily use, lightweight conditioner

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A lightweight daily conditioner for dry, brittle aging hair, using hyaluronic acid for moisture and strength against breakage. Claims about follicles and melanin rest on the brand's word alone.

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ASIN: B0G4XH6F9JCategory: Hair Conditioners

Overview

Hyaluronic acid draws moisture into dry strands in this Nioxin conditioner, while niacinamide, caffeine and black oat peptides target the scalp. The lightweight formula smooths hair from root to tip without silicones, so fine aging hair is not weighed down.

Moisture without weight is the reason to buy: aging hair that turns dry and brittle gets hydration and smoothness while staying light. The anti-aging scalp claims are the brand's own, with no results data in the listing.

Who it's for

Adults noticing dryness and breakage as their hair ages, including those with color treated hair, get a light daily conditioner. People with thick, coarse hair wanting intense slip may prefer a richer product.

Pros and cons

Pros
  • Hyaluronic acid for moisture
  • Lightweight, does not weigh hair down
  • Sulfate, paraben and silicone free
  • Safe for color-treated hair
Cons
  • Anti-aging claims not backed by data
  • Bottle size listed only as unit count
  • Scent not described

Performance notes

Hydration comes from hyaluronic acid holding water in the hair fiber, while the silicone free base avoids coating that flattens fine strands. Niacinamide and caffeine are aimed at the scalp, so massaging it in matters more than with a plain conditioner.

Specifications

BrandNioxin
Construction & materials
Material Type FreeSulfate, paraben and silicone free
Included components
Unit Count8.1 fl oz
Other details
Hair TypeAll, aging hair
Item FormLiquid
Product BenefitsMoisture, strength against breakage, smoothness
Special IngredientsHyaluronic acid, niacinamide, caffeine, black oat peptides
Suggested UseDaily

Frequently asked questions

How big is the Nioxin Age Defense Conditioner bottle?

The unit count is 8.1 fluid ounces.

Is Nioxin Age Defense Conditioner safe for colored hair?

Yes. It is color-safe and dermatologically tested.

Does Nioxin Age Defense Conditioner contain silicone?

No. It is silicone-free, sulfate-free and paraben-free.

Should I use Nioxin Age Defense Conditioner with the matching shampoo?

Nioxin suggests using it within the Age Defense regimen for aging hair.