NIOXIN Age Defense Conditioner for Aging Hair — 33.8 fl oz (1000 mL) Hyaluronic Acid Strengthening Formula

NIOXIN Age Defense Conditioner is a lightweight, strengthening conditioner with hyaluronic acid designed to deeply hydrate aging hair without weighing it down.

Formulated specifically for hair that shows signs of aging, NIOXIN Age Defense Conditioner blends hyaluronic acid with niacinamide and caffeine to target dryness, brittleness and reduced elasticity. This 33.8 fl oz (1000 mL) bottle supplies daily moisture and fortification for finer, thinning or mature hair types. The formula is color-safe and free from sulfates, silicones and parabens, making it compatible with many haircare routines.

How does this conditioner add moisture to aging hair?

The conditioner uses hyaluronic acid as a primary humectant to attract and hold moisture along the hair shaft and scalp. Niacinamide helps improve surface texture while caffeine encourages improved scalp circulation, all combining to leave hair feeling hydrated and more resilient.

• Hyaluronic acid retains water to reduce dryness and improve smoothness.
• Niacinamide supports surface conditioning and shine.
• Caffeine contributes to scalp refreshment and a healthier-looking base.
• Lightweight formulation hydrates without weighing down fine strands.

Will this conditioner strengthen fragile or thinning hair?

NIOXIN Age Defense Conditioner is formulated to fortify hair fibers against breakage and brittleness that can come with aging. The blend of conditioning and fortifying ingredients smooths cuticles and helps hair resist stress from styling and environmental exposure.

• Strengthening agents reinforce hair structure from root to tip.
• Smoother cuticles reduce friction and split-end formation.
• Regular use can improve manageability and reduce visible fragility.

Is this safe for color-treated and sensitive scalps?

Yes — the formula is color-safe and free from sulfates, silicones and parabens, making it suitable for color-treated hair and those preferring gentler ingredients. Its lightweight, easily rinsed base helps avoid buildup that can dull color or weigh hair down.

• Sulfate-, silicone- and paraben-free to protect color and reduce irritation risk.
• Light texture rinses cleanly, preserving color vibrancy and volume.
• Can be paired with other NIOXIN Age Defense products as part of a targeted regimen.

How should I use NIOXIN Age Defense Conditioner for best results?

Apply after shampooing with a compatible cleansing product, working the conditioner through mid-lengths to ends and leaving it on briefly to let active ingredients absorb. Rinse thoroughly and follow with your styling routine; use daily or as directed for consistent hydration and visible improvement in texture.

• Apply to clean, towel-dried hair for optimal absorption.
• Distribute evenly from mid-length to ends; leave on 1–3 minutes.
• Rinse completely and repeat as needed, especially on dryer hair.

Who is this for: NIOXIN Age Defense Conditioner is intended for people with aging, thinning or fine hair who want lightweight hydration and strengthening without heavy silicones or sulfates. It's a suitable choice for those with color-treated hair or anyone seeking a daily conditioner that targets dryness, brittleness and reduced hair resilience as part of a broader scalp and haircare routine.

Ingredients

Aqua/Water/Eau, Stearyl Alcohol, Cetyl Alcohol, Glycerin, Stearamidopropyl Dimethylamine, Caffeine, Parfum/Fragrance, Phenoxyethanol, Dicetyldimonium Chloride, Glutamic Acid, Niacinamide, Propylene Glycol, EDTA, Sodium Hyaluronate, Mentha Piperita Oil, Menthol, Sodium Chloride, Mentha Arvensis Leaf Oil.