Pureology's New Smooth Gloss Range: What It Actually Does for Frizzy, Colour-Treated Hair

A silk-inspired amino acid blend built to fight frizz and boost shine on colour-treated hair. Here's the science, and what's in the new three-step system.

Astin

Trichologist in Training, Hairhouse

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Pureology's newest launch, Smooth Gloss, replaces the brand's older Smooth Perfection line with a system built around one very specific finish: the sleek, high-shine, "glass hair" look, but engineered to hold up against actual humidity rather than just looking good for a photo. It's a three-step system built specifically for frizz-prone, colour-treated hair, and the science behind it borrows an idea straight from silk itself.

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What's Actually New Here Compared to a Regular Anti-Frizz Shampoo?

Most anti-frizz products lean on silicones to physically coat the hair and smooth the cuticle down. Smooth Gloss takes a different approach, built around what Pureology calls a Silky Amino Acid Blend, glycine, alanine and serine, paired with biotin. Each amino acid does a distinct job: glycine polishes the hair's surface for shine, alanine helps repel excess moisture so hair doesn't absorb humidity throughout the day, and serine locks existing moisture in to keep hair feeling soft rather than dry or stiff. The idea is that smoothing the cuticle and blocking moisture absorption addresses the actual mechanics of frizz, rather than just weighing it down with a heavy coating.

Pureology's performance claims for the range are specific: up to 50% glossier shine, hair that's up to 8 times smoother, up to 90% humidity protection in extreme conditions, and frizz control that holds for up to 72 hours.

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Who Is Smooth Gloss Actually Built For?

Frizz-prone, colour-treated hair specifically. As with the rest of Pureology's range, Smooth Gloss is sulfate-free and formulated to be colour-safe, so it's positioned for anyone managing frizz alongside protecting a colour service, rather than being a general-purpose smoothing product for untreated hair. Thicker, coarser or more humidity-reactive hair textures are likely to see the most dramatic before-and-after, since that's the hair type frizz and moisture absorption affect most visibly.

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What's Actually in the Range?

Smooth Gloss Shampoo: A rich-lather, sulfate-free cleanse built to gently wash colour-treated hair while starting the frizz-control and shine process from the first step, rather than just prepping hair for the mask and spray to do the real work.

Smooth Gloss Treatment Mask: The range's most intensive step, a creamy, rinse-out treatment designed to deeply condition and deliver the bulk of the smoothing and shine payoff, best used as a regular weekly treatment rather than every wash.

Smooth Gloss Silkmorphose Spray: A lightweight, heat-activated leave-in spray applied before blow-drying or heat styling, the step doing most of the day-to-day humidity protection and frizz control once hair is dry.

Expert Tip: Hairhouse stylists recommend applying the Silkmorphose Spray to damp hair before blow-drying, not after, since it's heat-activated and needs styling heat to actually bond and deliver its full humidity protection. Skipping the heat step and only air-drying will noticeably undercut the frizz-control result.

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Is This Worth Switching to From Your Current Anti-Frizz Routine?

If your hair holds up fine in humidity already, or your current smoothing routine isn't leaving hair coated or heavy, there's no urgent reason to switch. Smooth Gloss earns its place for colour-treated hair that's genuinely reactive to humidity, hair that frizzes up within an hour or two of leaving the house regardless of how it was styled, since the amino acid approach is specifically targeting that moisture-absorption problem rather than just adding shine on top of frizz. Using the shampoo regularly with the mask as a weekly treatment and the spray before heat styling is how Pureology's own testing gets to the strongest result, rather than using any one product in isolation.

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Frequently Asked Questions

What does Pureology's Smooth Gloss range actually do?

It uses a Silky Amino Acid Blend of glycine, alanine and serine plus biotin to smooth the hair cuticle, repel excess moisture and lock in existing hydration, targeting the actual mechanics of frizz rather than just coating hair to hide it.

Who is Smooth Gloss designed for?

Frizz-prone, colour-treated hair specifically. It's sulfate-free and colour-safe, positioned for anyone managing both frizz and colour maintenance rather than untreated hair alone.

How is Smooth Gloss different from Pureology's old Smooth Perfection range?

Smooth Gloss replaces Smooth Perfection as Pureology's current smoothing line, built around the newer Silky Amino Acid Blend technology and a stronger emphasis on shine and humidity protection alongside frizz control.

Do I need to use all three Smooth Gloss products together?

Pureology's strongest results come from using the shampoo regularly, the mask as a weekly treatment, and the Silkmorphose Spray before heat styling, though each product offers a standalone benefit if you only pick up one or two.

Does the Silkmorphose Spray work without heat styling?

It's specifically heat-activated, so applying it before a blow-dry or hot tool is what triggers its full humidity-protection and frizz-control performance. Air-drying after applying it won't deliver the same result.

Pureology's Smooth Gloss range has just landed at Hairhouse, with the Smooth Gloss Shampoo, Smooth Gloss Treatment Mask and Smooth Gloss Silkmorphose Spray all part of the new lineup. Check the Pureology collection at Hairhouse for the latest stock, and a Hairhouse stylist can help you work out whether the full system or just a step or two suits your hair.