duo Toothpaste Whitening Toothpaste Tablets
duo Toothpaste
Whitening Toothpaste Tablets
Glass-first packaging and a disclosed nano share. Unnamed lid and pouch materials are the only gaps.
Dentist-developed tablets in a printed glass bottle with compostable-stated refill pouches, replacing the plastic tube and pump systems.
How this score breaks down
Strengths
- Glass bottle replaces plastic tubes and jars
- Discloses its nano-hydroxyapatite concentration, which most brands hide
- Refill pouches cut repeat packaging
Trade-offs
- Lid and pouch materials not named
- No third-party certifications to verify
- Contains xylitol, toxic to dogs; store away from pets
Scored on our consumables method (consumables-v1, 2026-07-12). How we rank →
What's inside
Pressed tablets with 5% nano-hydroxyapatite, xylitol and calcium carbonate, fully listed. Glass bottle with refills in pouches stated as compostable.
| Part | Material |
|---|---|
| Bottle | Glass, recyclable |
| Lid | Not stated |
| Refill pouch | Compostable per brand, material not named |
Free of Plastic bottle, fluoride, SLS (stated)
- Packaging
- Apothecary-grade glass bottle; refills in pouches the brand states are compostable, material not named; lid material not stated
- Microplastics
- None disclosed in the formula
Attributes
What this product is, at a glance.
Certifications
None listed. We only show independent third-party certifications we can verify with the issuing body, and this product does not currently hold any.
About duo Toothpaste
duo is a dentist-founded US toothpaste tablet brand sold in glass with a refill subscription.
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