How much hydroxyapatite must a toothpaste conta...
10% or 15%? What do studies and the SCCS say, how to interpret concentration from INCI, and which toothpastes from our selection state the number explicitly.
Guide
SLS-free and fluoride-free toothpaste: a list o...
Nine toothpastes that are both SLS-free and fluoride-free — with nano-hydroxyapatite instead of fluoride. How they differ, who each one is suitable for, and what to look out for.
Ollie — toothpaste with 10% nano-hydroxyapatite...
Eleven ingredients, 10% nano-hydroxyapatite, free from SLS and glycerin. Where Ollie came from, what each ingredient is for, what a 10% concentration means, and who this toothpaste is for —...
LEBON — what kind of brand is it? A French toot...
French toothpaste with fragrances composed in Grasse, hydroxyapatite, and a formula of 98% natural origin. Where did LEBON come from, what is inside it, how does it differ from BOKA...
Opalescence — how does dentist-supervised tray ...
How does Opalescence tray whitening work? The PF formula, concentrations compliant with EU law, the step-by-step treatment process, and what to expect from the results.
At-home teeth whitening — what actually works a...
What actually whitens teeth at home? We explain the difference between removing stains and changing tooth color, EU regulations on peroxides, and myths: charcoal, baking soda, LED lights.