Exclusively for dental professionals

Your next favorite toothpaste? It’s on us.

Discover Nudge's 10% nano-hydroxyapatite toothpaste with a complimentary full-size tube.

Request your complimentary tube

✓ Full-size 4.5 oz tube✓ Free U.S. shipping✓ No purchase or review required

Mineral-focused

10% nano-hydroxyapatite by weight.

Everyday brushing

A smooth, fluoride-free paste.

Worth exploring

A modern approach to a familiar daily ritual.

Your perspective matters

Try it yourself. No endorsement expected.

The Nudge difference

A familiar mineral. A fresh perspective.

Hydroxyapatite is a calcium phosphate mineral found naturally in tooth enamel. Our toothpaste contains 10% nano-hydroxyapatite by weight, in a fluoride-free formula designed for everyday use.

Interested in the evidence? We've included selected clinical publications below so you can take a closer look.

Explore the research

10%nano-hydroxyapatite
by weightA formula worth experiencing firsthand.

Your complimentary tube

Tell us a little about yourself.

We'd love to put Nudge in the hands of the people who care for smiles every day. Request one full-size tube, on us.

✓

Full-size, not a sachet.

One 4.5 oz tube for approved applicants.

✓

We cover U.S. shipping.

No payment information or public review required.

For eligible U.S. dental professionals and dental students. Applications are reviewed before approval.

Request your full-size tube.

Professional role *

First name *

Last name *

Email *

Phone (optional)

Practice or school name *

Where should we send it?

Street address *

Suite / apartment (optional)

City *

State *

ZIP code *

I confirm that I am a U.S.-based dental professional or eligible dental student and that my information is accurate. *

I agree to the sampling terms below and acknowledge the Privacy Policy. *

Optional: I'd like to hear about Nudge product updates and professional education.

Free U.S. shipping. No payment details required. Subject to verification and availability.

For the curious clinician

A closer look at the science.

Hydroxyapatite-containing toothpastes have been evaluated in clinical studies for caries prevention and dentin hypersensitivity. Start with these peer-reviewed publications.

The studies below involve hydroxyapatite products generally, not clinical trials of Nudge's finished toothpaste. Formulations and outcomes vary.

Caries prevention in adultsRandomized clinical trial · 2023 · PubMed Dentin hypersensitivitySystematic review and meta-analysis · 2023 · PubMed Enamel remineralization evidenceSystematic review · 2025 · PubMed

Made for curious professionals

Experience Nudge for yourself.

We made this invitation simple. Explore the formulation, try the toothpaste, and decide what you think. No review obligation.

Get my complimentary tube

A few quick details

Who can apply?

Licensed U.S. dentists and registered dental hygienists, along with eligible dental and dental hygiene students. We verify professional credentials or school affiliation before approval.

Is the toothpaste really complimentary?

Yes. Approved applicants receive one full-size tube with complimentary U.S. shipping, while supplies last. No purchase or public review is required.

Do I have to post a review?

No. There is no obligation to post, endorse or recommend Nudge. We welcome candid private feedback, but it is entirely optional.

How does approval work?

Applications are reviewed manually for eligibility and availability. Submitting a request does not guarantee approval or shipment. One sample per verified person; U.S. addresses only.