ReNu Smoothing Conditioner (Singapore)

ReNu Smoothing Conditioner is the anti-frizz partner to ReNu Smoothing Shampoo, designed to lock in the smoothing effect established during cleansing and extend frizz control through Singapore’s relentless humidity. It tames flyaways, reduces cuticle roughness, and leaves thick or coarse hair manageable without the heavy, greasy feel that many smoothing conditioners create. At S$53 for 250 ml, it provides 6–8 weeks of daily conditioning for medium-length hair.

What Makes ReNu Smoothing Conditioner Different

Conditioners sit on hair longer than shampoos — typically 2–3 minutes versus 30–60 seconds — which gives smoothing actives more time to bond with the cuticle and fill in the rough, lifted scales that cause frizz. ReNu Smoothing Conditioner uses this extended contact time to deposit a moisture-locking layer that resists the cuticle swelling triggered by humidity shifts.

Singapore presents a specific challenge: the constant transition between 22–24°C air-conditioned interiors and 31–34°C outdoor heat creates rapid humidity swings of 40–50 percentage points. Hair that looked smooth in the office boardroom can frizz within 5 minutes of stepping outside for a lunch appointment at a nearby hawker centre. This conditioner builds an internal moisture buffer that reduces the strand’s reactivity to those environmental swings — it does not make hair humidity-proof, but it raises the threshold before frizz becomes visible.

Key Ingredients

Cetearyl Alcohol (a conditioning fatty alcohol) provides immediate detangling and slip, making thick, coarse hair easier to comb through without breakage. For Singaporean women who maintain long hair — still the predominant preference influenced by K-beauty and J-beauty trends — easy detangling is practical, especially when daily washing creates more opportunities for wet-hair breakage.

Dimethicone in a controlled concentration creates a thin, breathable moisture barrier on the hair surface. Unlike heavy silicone formulations that build up over weeks, the level used in ReNu Smoothing Conditioner provides smoothing action for 24–48 hours before being washed out in the next shampoo cycle. Sunflower Seed Oil adds oleic acid — a fatty acid that integrates with the natural lipid layer of the hair cuticle, reinforcing it against moisture intrusion from humid air.

How to Use

After washing with ReNu Smoothing Shampoo, squeeze excess water from hair. Apply a generous amount (20-cent coin size for shoulder-length, more for longer hair) from mid-lengths to ends. For particularly frizzy sections — usually the crown and the hair framing the face — work a small amount through those areas as well. Leave on for 2–3 minutes. Rinse with cool water to close the cuticle flat and maximise the smoothing effect.

For extra frizz protection on days when you know you will be outdoors — weekend outings at East Coast Park, walking through the Botanic Gardens, or the unavoidable outdoor stretches between MRT exits and office buildings — you can leave a tiny amount of conditioner in the ends without rinsing fully. This provides a light leave-in effect that adds 1–2 extra hours of frizz resistance.

Frequently Asked Questions

How is this shipped in Singapore?
Orders ship from the official Nu Skin Singapore warehouse. Delivery is S$4.99, or free on orders over S$99. Standard delivery takes 1–3 business days.

Do I need the Smoothing Shampoo too, or can I use a different shampoo?
The conditioner works with any shampoo, but pairing it with ReNu Smoothing Shampoo doubles the smoothing deposit on the hair — the shampoo starts the process, the conditioner reinforces it. Using a sulphate-heavy shampoo with this conditioner will partially strip the conditioning layer, reducing effectiveness.

Is it too heavy for wavy hair?
It depends on your wave pattern. For loose waves (2A–2B), use a reduced amount and apply only to ends. For thicker waves and curls (2C–3B), the full application is appropriate and helps define curl shape while reducing frizz.

Will it flatten my volume?
This is a smoothing product designed for thick, coarse hair — it is meant to reduce volume from frizz, not add body. If you want volume, the ReNu Volumizing Conditioner is the better choice.

How long does one bottle last?
A 250 ml bottle lasts approximately 6–8 weeks with daily use on medium-length hair.

Important Information

Important Information: For external use only. Avoid contact with eyes. If irritation occurs, discontinue use and rinse thoroughly. Individual results may vary based on hair type and consistent use. Store in a cool, dry place away from direct sunlight.

NuBest Skin is an Independent Nu Skin Brand Affiliate. This content is not produced or endorsed by Nu Skin Enterprises Inc.

Sources & References

Product information sourced from official Nu Skin product documentation (2024–2025). Indoor-outdoor humidity differential data sourced from Meteorological Service Singapore (MSS). Silicone deposition and frizz mechanism data referenced from cosmetic chemistry literature on dimethicone in humid climates.

Reviewed by the NuBest Skin Editorial Team. Last updated: April 2026.