Explore more

Immunity Replo Test

Plastic-free ● Fluoride-free ● SLS-Free

Greet the day with confidence with Duo tablets for vitality and immune support. We topped off our signature oral microbiome-balancing tablets with a perfectly portioned dose of vitamin D3 (30mcg) and vitamin B12 (6mcg) to bolster the body’s defenses and lift mood. Consider it your sunshine on a cloudy day.

+ 100% Guaranteed - return for full refund if not satisfied

+ Free shipping on orders over $20

Inside the tablet

30mcg vitamin D3
bolsters immune defenses and mood
6mcg vitamin B12
boosts mood and neurological function
nano-hydroxyapatite
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
sage, peppermint, wintergreen, spearmint
natural flavor
vitamin C, vitamin E
gum health

A higher standard

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

Explore more
files/8073475_vegan_vegeterian_eco_sustainable_environment_icon_1.svg

Vegan

files/SLS_Free.svg

SLS-Free

files/Caduceus.svg

Dentist Created

files/Rabbit.svg

Cruelty-free

files/3365979_basil_bay_leaves_herbal_herbs_mint_icon_1.svg

Non-Toxic

files/Fluroid_Free_Icon_9f88b4cf-9282-43c9-bbfb-0f61f16f4ae9.svg

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 while boosting mood and immunity.

Nano-hydroxyapatite

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

Vitamin D3 (30mcg)

Elevates mood and aids neurological function.

Vitamins B12 (6mcg) 

Elevates mood and aids neurological function

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