10% Nano-Hydroxyapatite - A concentration proven to be effective*
SmartTooth® Enamel + Sensitivity Support Toothpaste
Rod-Shaped Particles - To best mimic enamel
Sensitivity & Daily Enamel Care
Stain Removal - Gentle removal of everyday stains
Compatible With All Smiles
Feel a difference or it's free!
If you don't notice a difference within 30 days of the product being delivered, just send it back within those 30 days for a full refund, hassle-free.
My daughter was right
My daughter kept telling me to try this and I kept saying my toothpaste was fine. She finally just ordered it for me. I've been using it for six weeks and I get it now. My mouth feels different. Cleaner, smoother, like my teeth actually got something out of brushing instead of just going through the motions.
Three tubes in and not going back
I don't write reviews. Ever. But I'm on my third tube and my teeth haven't felt this good in over a decade. No more bleeding when I floss, my gums look healthier, and my last dental visit was the first one in years where they didn't find something wrong. That's enough for me.
Finally reading a label I understand
I started reading the ingredients on my old toothpaste and couldn't pronounce half of them. SmartTooth actually explains what everything does and why it's there. That transparency made me trust them before I even tried it. The fact that it works is a bonus.
Finally
I've been using SmartTooth for about a month now, and I honestly wish I'd found it sooner. I've dealt with sensitive teeth for years.. Cold drinks, ice cream, even just breathing in cold air would make me wince. I've tried just about every "sensitivity" toothpaste out there, and most of them barely made a difference.
I can eat ice cream again
That sounds dramatic but I'm serious. I'd stopped eating anything cold because the pain was instant. After about three weeks of using this I had ice cream with my grandkids and didn't flinch. I almost cried. It's toothpaste but it gave me back something I'd given up on.
My hygienist noticed
Went in for my cleaning last month and my hygienist said my enamel looked better than my last visit. I didn't even tell her I switched toothpastes. That was all the proof I needed.
Bought it for me, now my husband uses it too
I ordered one tube to try and my husband kept using it because he liked how clean his teeth felt. Had to order two more. We're both in our 60s and we've both been through the wringer with dental work. This is our toothpaste now.
Finally something that makes sense
I've spent more money at the dentist in the last five years than I have on groceries. When I read about hydroxyapatite being the same mineral in your actual teeth, it just clicked. Been using it for about six weeks now and my teeth genuinely feel stronger. Wish I'd found this years ago.
Skeptical but convinced
I'll be honest, I thought this was going to be another gimmick. I've tried charcoal, I've tried whitening strips, I've tried everything the drugstore sells. This is the first toothpaste where I actually felt a difference after a few weeks. My teeth feel smooth in a way they haven't in years.
No more sensitivity to cold water
Drinking cold water used to make me wince. I've been using SmartTooth for about a month and it's noticeably better. Not gone completely, but I can drink my water without bracing myself. That alone was worth trying it.
Simple and it works
I don't need fancy packaging or wild claims. I just needed something that actually supports my teeth instead of just cleaning them. This does that. I use it twice a day and I've already reordered.
Bought it after my third crown
After my dentist put in my third crown I knew I had to change something in my routine. My daughter found SmartTooth online and ordered it for me. I've been using it for two months now. My next checkup is in October and I'm actually not dreading it for the first time in years.
The taste is better than I expected
I was worried a 'natural' toothpaste would taste like baking soda or have a weird texture. It doesn't. It tastes clean, feels normal, and I don't have to convince myself to use it every morning. Small thing but it matters when you're using it twice a day.
Wish my dentist had told me about this
I've been going to the same dentist for 20 years. He never once mentioned hydroxyapatite. I found out about it from an article online and then found SmartTooth. Why isn't this more well known? Genuinely frustrated that I spent decades using toothpaste that was basically just soap for my mouth.
Ordered for my mom, now I use it too
My mom has been struggling with her teeth for years and I wanted to get her something that might actually help beyond what she was already doing. She loved it. Then I tried it myself and honestly my teeth have never felt this clean. We both subscribe now.
Better than the cheap stuff at supermarkets
I used to buy a $15 toothpaste at every I never questioned it. Tried SmartTooth on a whim and it's honestly better. My teeth feel cleaner, the mint isn't overpowering, and I don't feel like I'm getting upsold every six months anymore.
Your Toothpaste Is Missing One Important Ingredient: Nano-Hydroxyapatite (n-HAp)
SmartTooth® 10% n-HAp Smart Formula
Rod-shaped n-HAp particles physically fill and seal exposed dentin tubules, blocking sensitivity at the source. No numbing agents, just real mineral repair.
Research:
Amaechi, B.T., Lemke, K.C., Saha, S. et al. Clinical efficacy of nanohydroxyapatite-containing toothpaste at relieving dentin hypersensitivity: an 8 weeks randomized control trial. BDJ Open 7, 23 (2021). https://doi.org/10.1038/s41405-021-00080-7
n-HAp particles bond directly to weakened enamel, restoring lost minerals and reinforcing your teeth against acid and decay. Same remineralization power as fluoride, without the fluoride.
Research:
Paszynska E, Pawinska M, Enax J, Meyer F, Schulze zur Wiesche E, May TW, Amaechi BT, Limeback H, Hernik A, Otulakowska-Skrzynska J, Krahel A, Kaminska I, Lapinska-Antonczuk J, Stokowska E and Gawriolek M (2023) Caries-preventing effect of a hydroxyapatite-toothpaste in adults: a 18-month double-blinded randomized clinical trial. Front. Public Health 11:1199728. doi: 10.3389/fpubh.2023.1199728
n-HAp closely resembles the mineral naturally found in enamel. Research on 10% n-HAp shows it can deposit minerals in weakened enamel areas, supporting remineralization and helping restore surface hardness
Research:
Shang, R., Kaisarly, D. & Kunzelmann, KH. Tooth whitening with an experimental toothpaste containing hydroxyapatite nanoparticles. BMC Oral Health 22, 331 (2022). https://doi.org/10.1186/s12903-022-02266-3
n-HAp builds up on the enamel surface with every brush, smoothing out rough spots that trap stains. The result is a naturally brighter, polished look without harsh bleaching agents.
Research:
Amaechi, B.T., Lemke, K.C., Saha, S. et al. Clinical efficacy of nanohydroxyapatite-containing toothpaste at relieving dentin hypersensitivity: an 8 weeks randomized control trial. BDJ Open 7, 23 (2021). https://doi.org/10.1038/s41405-021-00080-7
Clean Ingredients
10% Nano-Hydroxyapatite
A biomimetic mineral form of the same material that naturally makes up 97% of your enamel and 70% of your dentin.
Calcium Carbonate
A mild, naturally-derived polishing agent that lifts stains from coffee, tea, and wine without abrading enamel.
Sodium Bicarbonate
A gentle buffering agent that neutralizes acid in the mouth to maintain optimal oral pH levels.
Gentle Mint Flavour
A light, natural mint flavour to help maintain a refreshing breath throughout the day.
Results You Will Experience With SmartTooth®
Nano-hydroxyapatite particles gently bind to surface stains from coffee, tea, and wine — revealing a noticeably brighter smile after just a couple of brushes.
Rod-Shaped nano-Hydroxyapatite begins filling microscopic cracks and weak spots in your enamel, creating a stronger, more resilient surface. damage.
Exposed dentin tubules are sealed by a protective hydroxyapatite layer, reducing sensitivity to hot, cold, and sweet so you can enjoy your favourite foods again.
Your enamel is fully remineralized and polished smooth. Stains have nowhere to grip, sensitivity is gone, and every smile feels like you just left the dentist's chair.
Feel a difference or it's free!
If you don't notice a difference within 30 days of the product being delivered, just send it back within those 30 days for a full refund, hassle-free.
Why Choose Us?
The secret is in the ingredients.
Why Choose Us?
The secret is in the ingredients.
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Regular Toothpaste
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Helps replenish minerals lost to everyday acid exposure
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Published 10% n-HAp concentration
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Fluoride-Free
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Sugar-Free
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No Harsh Abrasives
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Freshens Breath
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Why Should You Brush Smarter?
10% n-HAp Concentration
A biomimetic mineral form of the same material that naturally makes up 97% of your enamel and 70% of your dentin.
Cavity Resistance
Our smart formula helps rebuild, without harsh abrasives. Unlike charcoal and other high-abrasion pastes, our smart formula works by replenishing the minerals your teeth are made of.
Sensitivity Protection
Our 10% n-HAp works by filling in the microscopic grooves and exposed channels that let sensitivity through. With continued use, it helps seal the surface
Compatible With Every Smile
Our smart formula makes sure you care for your natural teeth and dental work in one step.
Smart Formula. Satisfaction Guaranteed.
Smart Formula. Satisfaction Guaranteed.
Reported Enamel Improving
Reported They Enjoy Hot & Cold Foods Again
Reported Less Dry Mouth
The Real Repair+ Toothpaste
Fluoride-Free
SmartTooth formula avoids any fluoride use, while making sure your mouth stays clean and fresh throughout the day
Formulated for Daily Enamel Defense
The protection your regular toothpaste wasn't giving you
We Value Transparency
We provide our customers with a full ingredient quantity & quality.
Made With Your Teeth
SmartTooth uses a 10% hydroxyapatite formula, a concentration proven to be effective.
SmartTooth® Enamel + Sensitivity Support Toothpaste
Your Questions, Answered
Most people have used fluoride toothpaste their whole lives.
SmartTooth replaces fluoride with 10% nano-hydroxyapatite (rod-shaped), a concentration which studies have shown to be effective. Instead of relying on fluoride, it supports your enamel with material your teeth already recognize. Nano-hydroxyapatite has been used in oral care in Japan since the 1990s and is used in toothpastes around the world today.
Many of our customers choose SmartTooth because of the nano-hydroxyapatite concentration that our toothpaste contains, and they want a gentle, fluoride-free option they're comfortable using twice a day, every day.
Calcium carbonate and hydrated silica gently polish away surface stains from coffee, tea, and everyday foods — without harsh abrasives.
You asked for it, here it is.
- Fluoride-free
- Sugar-free
- Harsh Abrasives-free
- Gluten-free
- Peroxide-free
- Paraben-free
- Triclosan-free
- Artificial dye-free / color-free
Because it's not regular toothpaste.
Most toothpastes on store shelves are built around fluoride — a synthetic chemical that's been the industry default for decades. SmartTooth® is built around 10% nano-hydroxyapatite (rod-shape). It doesn't just protect enamel — it actively rebuilds it at a microscopic level, filling in the tiny cracks and weak spots that accumulate from acidic foods, coffee, and daily wear.
You're also not paying for fillers. Every ingredient in SmartTooth® is there for a reason — from the dual-action polishing of calcium carbonate and hydrated silica, to the sugar alcohols that keep the formula smooth without feeding harmful bacteria.
The result is a toothpaste that works the way your teeth actually need — not the way it's cheapest to manufacture.
Better ingredients cost more to source. Better science costs more to formulate. And your teeth are worth it.
Orders are processed and shipped within 1 business day. Delivery typically takes 7–12 business days depending on your location.
We recommend ordering before you run out so you're never without your routine.
Yes, feel a difference or it's free!
If you don't notice a difference within 30 days of the product being delivered, just send it back within those 30 days for a full refund, hassle-free.