Ask ten private label buyers what category their toothpaste falls into in the United States and most will say cosmetic, because that is what it is nearly everywhere else. In the US the answer depends on what the product claims to do and what is in it, and the two possible answers lead to very different amounts of work.
The dividing line is the claim, not the shelf
US law defines a drug partly by intended use: a product intended to prevent or treat disease is a drug, regardless of how it is sold or how ordinary it looks. Dental caries is a disease. So a toothpaste that carries fluoride for cavity prevention is, by that definition, a drug — specifically an over-the-counter drug marketed under the OTC monograph system rather than through individual approval.
A toothpaste that only cleans and polishes, removes surface stains and freshens breath, with no fluoride and no therapeutic claim, is a cosmetic. Same tube, same factory, same aisle in the store, entirely different regulatory route.
What the drug route actually costs you
If your product is an OTC drug, four things follow, and none of them are optional.
The label must carry a Drug Facts panel in the prescribed format: active ingredient, purpose, uses, warnings, directions, other information, inactive ingredients. It has a defined typography and layout, and it is not a design element your brand agency gets to restyle. On a toothpaste carton it consumes real estate that people always forget to reserve.
The product needs an NDC number and must be listed in FDA's drug listing system. The facility that manufactures it must be registered with FDA, and that registration is renewed annually. And the manufacturing itself sits under drug GMP expectations, which are stricter than the cosmetic GMP most oral care plants are certified to.
For an importer this matters in a specific way: the registration and listing obligations attach to the manufacturer and to the labeller or distributor. It is not something you can leave entirely to the factory and discover at the port.
The fluoride number is not a marketing detail
Under the anticaries monograph, only certain fluoride actives are permitted, and each has a defined concentration range. The active you use determines the wording of your Drug Facts panel, and the concentration determines whether you sit inside the monograph at all. A formula assembled to hit a price point without reference to the monograph can be perfectly safe and still be unmarketable.
Children's products carry an additional weight. The monograph prescribes warning language about supervision and about not swallowing, and the NIH's dental research institute is a reasonable starting point if you want the clinical background behind why those warnings exist. If you are building a children's line, settle the fluoride question with your manufacturer before you commission artwork, because the mandatory text has to fit on a small tube alongside your brand.
Whitening: three different mechanisms, three different answers
"Whitening" is not one thing, and the regulatory answer changes with the mechanism.
Abrasive and surfactant systems that lift extrinsic stains — coffee, tea, tobacco — are cosmetic in effect and in claim. This is what most whitening toothpaste on the shelf actually does. Claims must stay in the territory of removing surface stains rather than changing the tooth itself.
Optical correction, the purple V34-style products that deposit a violet pigment to counteract yellow tones, is also cosmetic. The effect is real but it is colour theory, not chemistry acting on the tooth. It is a genuinely attractive private label category precisely because the regulatory burden is light — but the claim has to be honest about what it does, which is neutralise the appearance of yellow rather than whiten the tooth.
Peroxide systems that change the intrinsic shade of the tooth are a different animal. Carbamide and hydrogen peroxide products sit in contested regulatory territory in the US and are not covered by a simple monograph the way fluoride is. If your brief includes real bleaching rather than stain removal, treat it as a separate project with its own regulatory advice, and do not assume a toothpaste factory can simply add it to a paste.
The practical consequence for sourcing: when you ask a manufacturer for "whitening toothpaste", specify which of the three you mean. A supplier who quotes without asking is telling you something about how carefully they have thought about your market.
Where fluoride-free becomes a strategy rather than a compromise
A fluoride-free toothpaste with a stain-removal whitening claim stays a cosmetic in the US. No Drug Facts panel, no NDC, no drug facility registration. For a new brand testing the market, that is a materially shorter path to a first order, and it is why so many launch brands start there.
It is not a free lunch. Fluoride is the single best-evidenced caries-prevention ingredient in oral care, and the CDC's oral health guidance is unambiguous about it. Dropping fluoride is a positioning choice with a clinical trade-off, and for a brand selling into dental practices — as opposed to a wellness-oriented retail brand — that trade-off may be the wrong one. The point is to make the choice deliberately, with the regulatory consequence understood, rather than discover it when your labels come back from the printer.
Everything else still applies
Cosmetic status in the US is not a regulatory vacuum. Under MoCRA, cosmetic facility registration and product listing obligations now exist, along with safety substantiation and adverse event reporting requirements. The gap between cosmetic and drug narrowed. It did not close, and the drug route is still substantially heavier, but "cosmetic" no longer means "nothing to do".
Labelling requirements that apply either way include the ingredient declaration, net quantity of contents, and the name and place of business of the manufacturer, packer or distributor. If you are importing, the country of origin marking has its own rules under customs law, separate from anything FDA requires.
The question to ask your manufacturer first
Not the MOQ. Ask: have you produced fluoride toothpaste for the US market before, and what did you supply the importer for the drug listing?
A factory that has done it will describe the process without hesitation. One that has not will say the product is "FDA compliant", which is not a category that exists in the way people use the phrase. That answer is worth more than a price list, because it tells you whether your first US launch will be a repeat of something the plant has done or a first attempt you are paying to underwrite.
This article explains a regulatory framework in general terms and is not legal or regulatory advice. Requirements change and are enforced case by case; confirm what applies to your specific formula, claims and markets with a US regulatory consultant before you commit to artwork or production.