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Energy - whitening nHa toothpaste

Plastic-free ● Fluoride-free ● SLS-Free

4.8
Rated 4.8 out of 5 stars
425 Reviews

Boost your mornings with a small dose of clean caffeine and vitamin B12, absorbed directly and efficiently as you brush.  Featuring a smooth cinnamon mint chai flavor.

  • Caffeine (10mg) + L-theanine (2.5mg) provides instant energy without the jitters, helping you feel alert and focused for improved cognitive performance.
  • Vitamin B12 (6mcg methylated) enhances mood, energy levels, and neurological function.
  • Derived from carefully selected vegan sources in their most bioactive form


Your subcription will include 1 glass printed bottle that holds 62 tablets + compostable refill pouches.

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Inside the tablet

10mg caffeine
cognitive performance
6mcg vitamin B12
DNA synthesis and cellular energy production
2.5mg L-theanine
calms the nerves
nano-hydroxyapatite (5% concentration)
remineralizes teeth
xylitol (birch extract)
promotes saliva production
calcium carbonate
natural polish
sodium bicarbonate
natural polish
cellulose
provides structure to tablets
xanthan gum
protects against dry mouth
magnesium stearate
vegetable-derived powder lubricant
hydrated silica
natural polish
menthol
cooling, soothing sensation
natural flavor
peppermint, wintergreen, spearmint
cinnamon, chai
anti-inflammatory and antioxidant
vitamin C, vitamin E
gum health
stevia leaf extract
cavity-fighting plant extract

TOOTHPASTE HIGHLIGHTS

Naturally whitening
Anti-sensitivity
Sustainable + vegan
Hydrating, silky foam
Travel-friendly + mess-free

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Vegan

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SLS-Free

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Dentist Created

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Cruelty-free

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Non-Toxic

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Fluoride-free

“What you brush 
with matters.”

Tooth enamel cannot repair itself from within, which means your toothpaste has an important job to do. We packed Duo with proven ingredients like nHa to remineralize teeth and promote vibrant oral health. Developed by dentists, better for everyone.

Image sign

Dr. Stevie Roberts, DMD

Dr. Robert Johnson, DMD, MD

Clean Ingredients

Restore and whiten enamel, soothe sensitivity, and balance the oral microbiome with a gentle boost to start the day.

Nano-hydroxyapatite

A dentist-backed fluoride alternative that whitens and remineralizes enamel.

Caffeine (10mg)

Increases mental alertness, cognitive performance, metabolism, and reaction time

Vitamins B12 (6mcg) 

Elevates mood and aids neurological function

L-theanine (2.5mg) 

Naturally occurring in green tea; improves cognitive performance without jitters

Learn more about the science

How to brush with Duo tablet toothpaste

Crush a tablet between your teeth

Wet your toothbrush

Brush to activate foam

Rinse and smile

Plastic-free toothpaste made easy

Save up to 33% and lower your carbon footprint with subscription refills (in compostable pouches) delivered right on time.

ORDER YOUR REFILLS or build a custom bundle

Reviews

4.8
Rated 4.8 out of 5 stars
Based on 425 reviews
Write a Review (Opens in a new window)
425 reviews
  • MF
    Marilou F.
    Verified Buyer
    Reviewing
    Sleep
    I recommend this product
    Rated 5 out of 5 stars
    6 hours ago
    Ah, sleep. How good it feels !

    I have been telling friends about my new nighttime tooth tablets. I truly believe that the Duo Sleep is helping my body get the melatonin it needs. I have tried melatonin medication and it did not work but the Duo gets the melatonin in my system effectively.

    Was this helpful?
  • KA
    Kelly A.
    Verified Buyer
    Reviewing
    Immunity Compostable Refill
    I recommend this product
    Rated 5 out of 5 stars
    22 hours ago
    Love it!

    My teeth get so clean using Duo. I’ll never go back to regular toothpaste . I love it!

    Was this helpful?
  • JB
    Jennifer B.
    Verified Buyer
    Reviewing
    Sleep Compostable Refill
    I recommend this product
    Rated 5 out of 5 stars
    2 days ago
    Amazing!

    Perfect for travel 🧳 Will be a staple in my carry on. Thank you!

    Was this helpful?
  • CL
    Crystal L.
    Verified Buyer
    Reviewing
    Original Compostable Refill
    I recommend this product
    Rated 5 out of 5 stars
    4 days ago
    Perfect

    I originally bought duo for travel, but I liked it so much it is now my daily toothpaste.

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