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Ingredients A-Z

Aloe vera in oral care: effects on gums, plaque and the oral mucosa – what’s supported (and what isn’t)

Coconut oil in oral care: effects, benefits and risks of “oil pulling”

Chlorine dioxide (ClO₂) in tooth whiteners: effects, risks and why caution is warranted

Xylitol in oral care: effects on caries, the oral microbiome and why “sugar-free” doesn’t automatically mean “tooth-friendly”

Potassium nitrate in oral care: effects for sensitive teeth, use in whitening and safety

Activated charcoal in toothpaste & whitening powders: effects, risks and what studies really show

Current test reports

Zahnaufheller Sets im Test bei Dental Test Lab 2

10 Products Rated “Poor”: The 5 Best and Safest Teeth-Whitening Products for 2026

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