The Science Behind Nudge
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The Science Behind Nudge

At Nudge, we believe in keeping things simple, honest, and backed by science. Our goal isn’t flashy marketing—it’s delivering effective, evidence-based oral care without gimmicks or exaggeration.

That’s why we’re clear about what matters most: our toothpaste is formulated with 10% premium nano-hydroxyapatite (nHA) by weight.

What Does 10% Nano-Hydroxyapatite Actually Mean?

We use nano-hydroxyapatite in its most effective rod-shaped particle form—clinically studied for its ability to bind to enamel, support remineralization, and help reduce sensitivity. That 10% refers to the total concentration of nHA in the full formula, not what you get in every brush.

Even in a pea-sized amount, nano-hydroxyapatite’s bioactivity and particle structure allow it to get to work—supporting your enamel and oral health with every use.

Why We Don’t Shout About It on the Front of the Box

We focus on clarity, not hype. While many brands highlight percentages as marketing tools, we believe context matters. Some brands may list high percentages based on premixes or diluted forms of nHA—without clarifying what’s actually in the final product.

We use pure, high-quality nHA at 10% by weight—no diluted blends, no fillers, no fluff.

A Science-Led Approach to Oral Care

Nano-hydroxyapatite is one of the most exciting ingredients in modern oral care. It’s biomimetic—chemically similar to the natural enamel in your teeth. In clinical research, it has been shown to:

  • Fill micro-lesions in enamel
  • Seal dentin tubules to help reduce sensitivity
  • Remineralize and strengthen tooth surfaces
  • Support a healthier mouth overall

Our formula is fluoride-free, free from artificial colors and preservatives, and made for people who care about what goes in their body—and what doesn’t.

What You’ll Find in Every Tube

✅ 10% Nano-Hydroxyapatite

✅ Rod-shaped particles for optimal enamel interaction

✅ No fluoride, no artificial sweeteners, no unnecessary additives

✅ Backed by science—not marketing hype

We believe great oral care starts with great ingredients. That’s why we focus on what actually works and let the results speak for themselves.

Curious? Give Nudge a try and feel the difference.

Smart, science-first oral care—done right

In this article

Think all “10% nano-hydroxyapatite” toothpastes are the same? Think again.

At Nudge, we use a high-quality, rod-shaped form of nHA—at a full 10% concentration by weight—to support enamel, reduce sensitivity, and deliver real results without the fluff. No fluoride. No gimmicks. Just a smarter way to brush.

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