🌿 Support Your Oral Microbiome — Don’t Fight It

Smarter, gentler daily care for your mouth.

3-in-1 System Works With You:

• Postbiotics → Balance good bacteria


• Hydroxyapatite → Rebuild enamel & whiten


• Manuka Oil → Target bad bacteria & care for gums

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Most Loved Bundles

Save more with our top picks.

Must-Haves

A curated selection of our best-selling essentials and customer favourites.

Back to School

Gentle oral care to keep little smiles healthy all school year.

Explore the Grin Range

Innovative oral care solutions, personalised to your unique needs

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2,000+ five-star reviews

Floss: Infused with unique functional benefits

Brush: Innovative bristle technology to personalise your brushing experience

Paste: Clinically backed New Zealand formulas

Shop Routines

  • People

    Each year, we donate 2% of our global revenue through in-kind contributions and educational resources to support better oral health for children and families in need.

    Share A Grin Page

  • Planet

    By using recycled plastic throughout our range, we actively reduce the demand for virgin plastic and support a more sustainable future.

    Sustainability
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