According to the brand, nano-hydroxyapatite is a form of calcium that helps remineralize tooth enamel, keep breath fresh & whiten teeth.

It’s worth noting that current research is very limited and we don’t yet know exactly how n-HA compares to fluoride in terms of effectiveness. That being said, dentists have previously recommended n-HA as an active ingredient in toothpaste to HuffPost, and droves of reviewers swear by Boka’s version with n-HA.

The Ela Mint flavor combines mint, green tea, and cardamom with a peroxide-free and fluoride-free approach. “My teeth feel clean, smooth, and refreshed after brushing,” Justin said. “...The Ela Mint flavor is subtle but pleasant—not overpowering like some traditional toothpastes.”

Reviewers really dig the brightening formula, which is helping their teeth shine and the yellow tint noticeably fade.

“Two weeks of every day use and my teeth are noticeably whiter - my neighbor asked if I’d gotten a professional whitening - and the dark coffee stains between my teeth are visibly lighter,” Dee wrote. “I also have yellowing due to age and tooth demineralization, and that is also visibly reduced.”