PEROXIDE-FREE · 14 NIGHTLY APPLICATIONS · 30-DAY REFUND, NO RETURN
Purple is concealer. This one has treatment underneath it.
The violet cancels yellow tonight, then rinses. Underneath it, PAP oxidizes the stain itself across fourteen nights — the same job peroxide does, without the free radicals peroxide makes.
$1.79 a night · 28 nights of treatment
You're right about the purple.
If you've used a purple serum you already know how it goes. It looks good for a few hours, you drink something, it's gone. People describe it as a filter, and that's fair — a dye sitting on the surface is exactly what a filter is.
The problem is that the whole category has been selling the corrector as the cure.
Everything that works hurts. Everything that doesn't hurt is makeup.
Peroxide whitens by throwing off free radicals. Those radicals are what reach the nerve and produce the zinger — which means the pain isn't a side effect of the whitening, it's the same event as the whitening. That's why the box in your drawer is half used.
The alternative on offer was a dye that rinses.
That's the whole category. It's why you're still looking.
Two layers. One strip.
The violet — instant, temporary, and honest about it. Violet sits opposite yellow. Laid down as a thin film it cancels yellow tones on contact. In a controlled trial of the violet technology, a single 30-second application produced an immediate and significant three-shade improvement while the placebo produced no change at all. Measured out to one hour. That's the layer you see the first night, and it comes off when you eat, drink or brush — the way concealer does.
The PAP — the part that isn't makeup. PAP oxidizes the stain itself, through a non-radical reaction. Same job peroxide does. None of the free radicals peroxide produces.
The instant is the dye. The lasting is the PAP.
What you'll see, and when.
Tonight. The violet cancels yellow on contact. You'll see it when you peel the strip off. Then you'll eat something and it'll fade — that's a color corrector doing its job, not the product failing.
Over the fortnight. The PAP works on the stain underneath. That one is chemistry, not coating, so it doesn't rinse off. It's slower than the videos. Everything that isn't a coating is.
Thirty minutes, once a night. Longer doesn't speed it up. Miss a night and pick up where you left off — the course runs on total nights, not consecutive ones.
The objections, answered.
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“It's just a dye that washes off.”
Correct, and we said so above. The dye is the layer you see the first night. The PAP is the layer that oxidizes the stain. Two mechanisms, one strip — check the ingredient list.
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“It did nothing.”
If you're measuring against a clip where someone goes four shades in one cut, you'll be disappointed by this and by everything else in this category. PAP oxidizes stain. That's a chemical change and it's slower than a video.
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“It'll hurt.”
The zinger comes from the free radicals peroxide produces. There's no peroxide or carbamide peroxide in this. That's a mechanism, not a promise — and if you do get pain or excessive sensitivity, stop and see a dentist.
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“No peroxide means no real whitening.”
Peroxide isn't the only thing that oxidizes stain — it's the one nobody's replaced since 1968. In a placebo-controlled trial, PAP produced a measurable shade change against a placebo that produced none. Links below.
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“It's a scam.”
We have no customer reviews. Not one. When we have real ones we'll show them. Until then, every claim about the mechanism links to a paper you can open.
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“It'll stain my gums and lips.”
That's the serum problem. A strip has edges.
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“I can get purple for $5 on eBay.”
You can, and it's dye. Open its ingredient list and look for a peroxide-free oxidizing agent. This is $2.14 a night for fourteen nights, and the reason it isn't $5 is the second layer.
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“Only the dentist really whitens.”
It's not a price argument. Published work found 12% PAP producing whitening comparable to 8% hydrogen peroxide. That's the claim to check, and the links are just below.
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“I'll never finish fourteen nights.”
You'll see the violet the first night. The fourteen is for the layer underneath it.
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“Will it make me look fake?”
No. It works on your teeth, at your shade. It doesn't have a neon setting.
The whitening you've already done is part of why.
Most whitening toothpaste works by abrasion. It scrubs stain off by scrubbing enamel off — and abrasives can run as much as a third of the paste by volume. Under the enamel is dentin, which is the bulk of the tooth and which is yellow. The more you scrubbed, the more of it you exposed.
That's why the charcoal made it worse: independent testing found charcoal produced no effective whitening and left a yellow cast, attributed to enamel removal. And it's why the yellow feels permanent — exposed dentin can't be whitened out.
Nothing you've done was stupid. You were sold a cure that causes the disease.
The purple stays on your teeth.
Every purple serum on the market ends the same way, and the reviews all say it: purple gum line, purple lip, purple towel. One reviewer put it at “$35 for a purple tongue.” Serums are drippy — that's not a defect, it's what a liquid does.
A strip has edges. It goes where you put it and nowhere else.
What the research says about PAP.
We have no customer reviews yet. What we have is the published work on PAP — the peroxide-free oxidizer in these strips. Every card links to the paper itself, so you can read it rather than take our word for it.
Bizhang et al., 2017
J Appl Oral Sci · IndependentPAP measured against a placebo.
A double-blind, placebo-controlled trial of 40 people measured color change on the VITA scale after a single application. The PAP group moved 2.26 shade units. The placebo group moved 0.01.
pmc.ncbi.nlm.nih.gov · Read the paper →
Bio-safety tooth-whitening gels
ScienceDirect · Peer-reviewedPAP set against hydrogen peroxide.
Published work found 12% PAP producing whitening comparable to 8% hydrogen peroxide, with enamel microhardness measured alongside it.
sciencedirect.com · Read the paper →
Pascolutti & de Oliveira, 2021
Dent J · Authors work for the makerWhat PAP+ did to enamel hardness.
In this lab study, PAP+ gel did not reduce the surface microhardness of enamel. The hydrogen peroxide and carbamide peroxide gels tested alongside it did. Read it next to Bizhang, which is independent.
pmc.ncbi.nlm.nih.gov · Read the paper →
These are published papers about PAP chemistry. They are not studies of this product, not reviews of MyWhitelab, and not paid placements.
What's in it, and who shouldn't use it.
Ingredients
Glycerin, Aqua/Water, Cellulose Gum, Hydroxypropyl Methylcellulose, Phthalimidoperoxycaproic Acid (PAP), Disodium EDTA, Sodium Hydroxide, Menthol, Monosodium Citrate, Xanthan Gum, PVM/MA Copolymer, C12-15 Pareth-3, D&C Red No. 33 (CI 17200), FD&C Blue No. 1 (CI 42090).
Phthalimidoperoxycaproic Acid is the PAP. D&C Red No. 33 and FD&C Blue No. 1 are the violet. Both are on the list because both are in the strip.
14 applications per pack. No hydrogen peroxide and no carbamide peroxide.
Cautions
- Whitens natural teeth only
- Not recommended for use by pregnant or breastfeeding women
- Do not use if you have gum problems or are allergic to any of the ingredients
- Stop use and speak to a dentist if you get pain or excessive sensitivity
- Do not use within two weeks of dental treatment or while wearing braces
- Keep out of reach of children
Questions, answered.
The violet is a surface effect. Hours, and it comes off when you eat, drink or brush. That's what a color corrector does and it's why we don't sell it as the treatment.
The PAP layer is an oxidation of the stain itself, so it doesn't rinse off. It fades the way whitening fades — gradually, over weeks, because you'll go back to drinking coffee. Not the way a dye washes away.
Longer doesn't speed it up. Miss a night and pick up where you left off — the course runs on total nights, not consecutive ones.
That's a mechanism, not a promise. If you do get pain or excessive sensitivity, stop and speak to a dentist.
Stop hiding it.
The wedding is coming. The interview is Tuesday. The first date is Friday.
The part nobody mentions is that other people have already noticed — that you've got a smile you do for photos and a different one for everyone else.
Try it for 30 days. If you're not smiling more, you don't pay. Full refund, no restocking fee, nothing to ship back.
