'Black logo of the word 'duo' in lowercase letters.'
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1,000+ bought in last 30 days

4.8

412 Reviews

Original Pro Toothpaste Tablets

Our signature tablet toothpaste features clean ingredients tested to be both safe and effective— including nano-Hydroxyapatite (nHa) for its remineralizing and plaque-fighting properties, as well as vitamins C + E to support periodontal health while soothing and restoring your gums. Featuring an all-natural wild mint medley flavor.

whitens naturally 

without bleaching

hydroxyapatite

to remineralize teeth

fights sensitivity

at the source

antioxidants

for gum health

SLS-free 

no surfactants

hydrating foam

for fresh breath

30-Day Money Back Guarantee

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1 Month (62 tablets) - SAVE 10%

One-Time Purchase

Save 40%

$20.00/month

$12.00/month

Save 40%

$20.00/month

$12.00/month

Save 33%

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$12.00/month

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30-Day Money Back Guarantee

+ Free shipping on all orders over $40

+ Ships within 24 hours

*** Subscriptions include one glass printed bottle that holds 62 tablets along with refills that come in compostable pouches. 

VEGAN

NON-TOXIC

SLS-FREE

DENTIST-CREATED

CRUELTY-FREE

FLUORIDE-FREE

PLASTIC-FREE

MADE IN U.S.

VEGAN

NON-TOXIC

SLS-FREE

DENTIST-CREATED

CRUELTY-FREE

FLUORIDE-FREE

PLASTIC-FREE

MADE IN U.S.

VEGAN

NON-TOXIC

SLS-FREE

DENTIST-CREATED

CRUELTY-FREE

FLUORIDE-FREE

PLASTIC-FREE

MADE IN U.S.

A daily choice you can feel good about.

1

Whiten naturally with nHa for your most beautiful smile.

2

Fight sensitivity at the source and enjoy pain-free days.

3

Protect and soothe your gums thanks to Duo's antioxidant blend.

4

Ditch the microplastics with our glass bottles + compostable refills.

5

Keep your mouth hydrated & breath fresh with our SLS-free formula.

Trusted by the industry

Two hands forming a heart shape against a colorful sunset background.'Logo with the letters RDH in black font.'Two hands forming a heart shape against a colorful sunset background.'Dental Economics magazine cover featuring industry-related content.''MyDental Advocate logo with a tooth graphic.'

How to Brush with Duo

Man holding a toothbrush and a small bottle, wearing a blue shirt.

1

Grab a Duo tablet

Man holds toothbrush and bottle, smiling with tablet in mouth.

2

Crush a tablet with your back teeth

Man in blue holding a duo flossing product, smiling and demonstrating use.

3

Brush to activate foam

Smiling person in a blue shirt pointing towards the camera.

4

Spit and smile

'Black logo of the word 'duo' in lowercase letters.'

Standard
Toothpaste

Vitamins & Supplements

SLS-Free & No Harsh Chemicals

Hydrating Foam + Natural Flavors 

Fights Sensitivity Without Numbing Agents

Plastic-Free + Compostable Refills

'Black logo of the word 'duo' in lowercase letters.'

Standard
Toothpaste

Vitamins & Supplements

SLS-Free & No Harsh Chemicals

Hydrating Foam + Natural Flavors 

Fights Sensitivity Without Numbing Agents

Plastic-Free + Compostable Refills

Co-founded by Dentists

Smiling person in a white blazer standing by a floral arrangement.

Stevie A. Roberts,

DMD

A dentist and mom, Dr. Roberts co-founded Duo  because she wanted her family and patients to have healthier and more enjoyable options than traditional paste.

Smiling man wearing a white coat and tie with a gray background.

Robert E. Johnson,

DMD, MD

A physician and dentist, Dr. Johnson developed Duo with evidence-based science to be clinically effective and environmentally responsible without compromise.

FAQs

Why do you use nano-hydroxyapatite instead of fluoride?

Exhaustive research over the past several decades has proven that nano-hydroxyapatite is just as effective as fluoride at preventing cavities and remineralizing teeth, while also whitening them and reducing sensitivity.

How does Duo help with sensitivity?

Other methods of decreasing sensitivity, such as the potassium salt found in Sensodyne, only patch the problem of sensitivity by soothing nerves that send pain signals to the brain. The nHa in Duo directly addresses the cause of sensitivity by repairing open dental tubules -- the access points to dental pulp and nerves -- and prevents painful stimuli from reaching those nerves in the first place.

How does nHa whiten your teeth?

Nano-hydroxyapatite (nHa) restores the natural brightness and whiteness of the tooth surface by creating a new smooth and glossy layer of enamel.

Why are toothpaste tablets better for the environment?

Duo toothpaste tablets come in glass bottles with aluminum caps that are completely recyclable and reusable, and refills are available in compostable refill pouches. Traditional toothpaste also generates significant water waste in its production in order to maintain a paste-like consistency.

Why doesn't Duo use SLS or other surfactants?

Most toothpastes include sodium lauryl sulfate (SLS) to create the foam that we are all used to while brushing. SLS is what is used in soaps, detergents and shampoos for foaming and its antimicrobial properties. The problem it is that is harmful to your oral health: it dries out your mouth and causes irritation. Duo's foam is created using our proprietary, SLS-free formula to keep your mouth healthy and hydrated.

Reviews

4.8
Rated 4.8 out of 5 stars
Based on 450 reviews
450 reviews
  • SJ
    sharon j.
    Verified Buyer
    Reviewing
    Original Compostable Refill
    I recommend this product
    Rated 5 out of 5 stars
    4 minutes ago
    Duo toothpaste

    I love the refillable bottles and the quality of the little pills. So convenient and economical

  • AS
    Anna S.
    Verified Buyer
    Reviewing
    Original Compostable Refill
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    Nearly Perfect Toothpaste!

    I switched over to duo when my previous tablet toothpaste changed their refill program. I was initially drawn to duo because of their low-waste, compostable packaging program. I love that when I receive my shipment, there isn’t any extra material, just what I ordered! The ingredients of duo toothpaste are another plus, and it has to be one of the shortest ingredients lists for chewable toothpastes! My only note is that it can sometimes be hard to get it to foam up and I have to wet my toothbrush two or three times first.

  • CP
    Christy P.
    Verified Buyer
    Reviewing
    Original
    I recommend this product
    Rated 5 out of 5 stars
    3 months ago
    Great choice for switching from plastic and harmful ingredients

    I switched to Duo because I wanted a clean, non plastic encased toothpaste. I am very pleased with it and knew I made a great choice when my dentist commented on how clean my teeth are!

  • SB
    Sarah B.
    Verified Buyer
    Reviewing
    Immunity
    I recommend this product
    Rated 5 out of 5 stars
    3 months ago
    Awesome tablets

    So far I have tried the Immunity, sleep and energy Duo tablets. I love how they foam up with brushing. I was skeptical to try these because of the flavor but have been pleasantly surprised by all. I really like the mint and sage. I have been using one of the other toothpaste tablets for over a year now and I liked those but am much happier with these. They are a little spendy but I do appreciate knowing what I am putting in my body.