Nu Skin Smoothing Conditioner (Australia)

Nu Skin ReNu Smoothing Conditioner is the conditioning partner to the Smoothing Shampoo, designed for thick, coarse, frizzy, or chemically damaged hair that needs intensive moisture and cuticle repair. The formula uses a deliberately low pH to physically close and flatten the cuticle layer — the outermost scale-like structure of the hair shaft — which is the single most effective way to reduce frizz and increase shine. In Nu Skin's testing, hair showed visibly improved smoothness and younger-looking shine within 7 days of daily use.

What Makes This Conditioner Work for Frizz-Prone Hair

Frizz starts at the cuticle. When cuticle scales are raised (from heat damage, chemical treatments, UV exposure, or simply genetics), moisture enters and exits the hair shaft unpredictably. Individual strands swell at different rates, creating the puffed, uncontrolled look that thick-haired Australians know all too well. The Smoothing Conditioner's low-pH environment (approximately 4.0–4.5) causes the cuticle to contract and lie flat, physically locking in the moisture that the conditioning agents deposit.

Shea butter delivers oleic and stearic fatty acids that fill gaps in the damaged lipid layer — essentially patching the cuticle where heat and chemicals have stripped away the natural protective coating. Meadowfoam seed oil forms a durable film that resists being stripped during subsequent washes, meaning the conditioning benefit builds over time rather than resetting to zero each day.

Key Ingredients

Shea Butter — provides deep lipid replenishment. The fatty acid profile closely matches the hair's natural oils, allowing genuine penetration rather than surface-only coating.

Meadowfoam Seed Oil — unique long-chain fatty acid structure creates a moisture seal that persists through multiple wash cycles. This is what gives the conditioner its lasting smoothing effect.

Natural Sterols — plant-derived compounds that condition and strengthen without the build-up issues associated with heavy silicones. Particularly relevant for thick hair that traps product easily.

Cotton Bloom Extract — amino acids that bond to damaged protein structures in the hair cortex, reinforcing structural integrity and reducing the breakage that contributes to frizzy flyaways.

How Australians Are Using Smoothing Conditioner

The humidity along Australia's eastern seaboard — from Cairns through Brisbane, Sydney, and the Illawarra — makes frizz management a year-round concern for thick-haired individuals. Even in drier cities like Melbourne and Adelaide, summer humidity spikes and indoor heating during winter (which dries hair and raises the cuticle) create seasonal frizz challenges. The Smoothing Conditioner's cuticle-sealing approach addresses the root cause rather than simply masking symptoms with temporary smoothing agents.

Application technique matters with this product. After shampooing with ReNu Smoothing Shampoo, squeeze excess water from hair (the conditioner works better on damp, not dripping, hair). Apply from mid-lengths to ends — never at the roots unless your scalp is very dry. Use a wide-tooth comb to distribute evenly through thick hair, which can otherwise trap product in surface layers while leaving the inner sections untreated. Leave for 2–3 minutes (longer for very damaged hair), then rinse with cool water. The cool rinse further closes the cuticle for maximum smoothness.

For deep conditioning, once weekly, apply a generous amount and leave for 5–10 minutes under a warm towel. The heat opens the cuticle temporarily, allowing deeper ingredient penetration, before the cool rinse seals everything in.

Frequently Asked Questions

Can I use it every day?
Yes. The formula is designed for daily use and does not create the heavy build-up that some deep conditioners produce. If you wash daily, condition daily.

Is it too heavy for wavy hair?
It works well for thick wavy hair that tends toward frizz. For fine wavy hair, the lighter Volumizing Conditioner may be more appropriate to avoid weighing down wave definition.

How does it compare to salon smoothing treatments?
Salon keratin treatments provide longer-lasting results (typically 3–6 months) but use formaldehyde-based or formaldehyde-releasing chemicals. The Smoothing Conditioner is a gentler daily-use alternative that builds results over time without chemical processing.

Important Information

Individual results may vary. This product is intended for cosmetic use only and is not designed to diagnose, treat, cure, or prevent any disease or skin condition. Discontinue use if irritation occurs and consult a dermatologist. Patch test recommended before first use.

Clinical results referenced are from studies conducted or commissioned by Nu Skin Enterprises, Inc. and may not reflect typical consumer experience.

NuBest Skin is an Independent Nu Skin Brand Affiliate. This website is independently operated and is not produced, endorsed, or approved by Nu Skin Enterprises, Inc.

Sources & References

1. Nu Skin Enterprises, Inc. — Official Product Information, nuskin.com/au
2. International Journal of Cosmetic Science — pH and Cuticle Behaviour in Hair Care, 2018
3. Journal of the American Oil Chemists' Society — Meadowfoam Seed Oil Film Durability

Product information reviewed by the NuBest Skin Editorial Team. Last updated April 2026.