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What is Hydroxyapatite

What is Hydroxyapatite (HA) and what does it do? 

Hydroxyapatite is a naturally occurring mineral that makes up a significant portion of tooth enamel and serves as an effective fluoride alternative for remineralising teeth.
It is a form of calcium that makes up the hard structural parts of bones & teeth.

Hydroxyapatite helps to - 

  • Remineralise teeth
  • Strengthen tooth enamel 
  • Whiten and brighten teeth 

The Hydroxyapatite in Grants Whitening +HA is a non-nano grade of hydroxyapatite (micro hydroxyapatite) and is of natural mineral origin. It is free from allergens, is GMO free and is suitable for vegans

Non-Nano (Micro) Hydroxyapatite - Function and Advantages

Non-Nano (Micro) hydroxyapatite helps remineralize teeth by working on the enamel’s surface. It is naturally occurring from calcium carbonate mineral deposits (limestone) and phosphate salts. Though its larger particles don’t reach as deep as nano versions, it still provides strong surface protection and helps reinforce the enamel’s outer layer by filling in small scratches on the enamel surface. It’s a great choice for maintaining healthy teeth and preventing everyday wear.

Nano Hydroxyapatite has a particle size 1000 times smaller than non-nano (micro) and is from a synthetic man-made source.

Non-nano (micro) hydroxyapatite is ideal for daily enamel care and maintenance. 

Additional benefits for Grants Whitening +HA toothpaste:

Contains baking soda to naturally remove stains and whiten teeth.

  • Contains coconut oil to naturally whiten teeth and fight bacteria.
  • A minty fresh flavour.
  • Contains Xylitol to reduce plaque and bacteria.
  • Free from Fluoride, SLS and Preservatives. 
  • Certified Vegan.
  • Australian Made & Owned.

Reference: 'Addition of Hydroxyapatite to Toothpaste and Its Effect to Dentin Remineralization', March 2013, Subrata Deb Nath - Read here

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  • © 2026, Grants of Australia USA
  • Powered by Shopify
  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa