Remineralizing tooth powder

4.8 · 1,247 reviews

The 3-mechanism tooth powder that rebuilds the dense, acid-resistant enamel hydroxyapatite-only formulas leave unfinished.

  • 10% nano-hydroxyapatite, cocoa-derived theobromine, and a selective antibacterial
  • Built for people who tried HAP toothpaste and plateaued
  • No fluoride, no SLS, no glycerin

60-day money-back guarantee · Cancel anytime

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40,000+Jars shipped
4.8 / 5From 1,247 reviews
92%Reorder their first jar

Why Solviva works where HAP-only stalls

Hydroxyapatite alone gives your enamel the raw material. It takes 3 mechanisms working together to make the rebuild dense, acid-resistant, and lasting.

10% Nano-Hydroxyapatite
The Bricks

10% Nano-Hydroxyapatite

The exact mineral your enamel is made of, at the clinical concentration shown to remineralize, filling the gaps where minerals were lost.

Cocoa-Derived Theobromine
The Rebar

Cocoa-Derived Theobromine

The compound studied since 1984 that organizes the new mineral into denser, more acid-resistant crystals than hydroxyapatite forms alone.

Selective Antibacterial
The Protection

Selective Antibacterial

Helps disrupt the biofilm where acid-producing bacteria live, without stripping the healthy oral microbiome that keeps your mouth balanced.

Decades-old dental research and cocoa

The 1984 research the industry left in the journals

Four decades ago, Japanese dental researchers found that theobromine paired with hydroxyapatite produced enamel more acid-resistant than prescription-strength fluoride. It was published, replicated, and then quietly ignored while every brand chased the easier marketing story.

Solviva is built to honor that research, at the doses the studies actually used.

Based on dental research first published in 1984. Individual results vary.

What to expect as your enamel rebuilds

Reconstruction is gradual and structural. Individual results vary, but here is the pattern most consistent users report.

14Days

First Phase

A noticeable reduction in sensitivity and a clean feeling after brushing that lasts hours instead of minutes.

30Days

Surface Repair

Smoother enamel surfaces, reduced staining, and healthier-looking gums with less gum-line irritation.

60Days

Full Rebuild

Visible whitening without bleaching, fewer surface defects, and teeth that feel noticeably stronger.

Solviva vs. ordinary HAP-only powder

The category competes on hydroxyapatite percentage. Solviva competes on the mechanism that makes the rebuild last.

Solviva
HAP-only
Clinical 10% nano-hydroxyapatite
±
Theobromine to harden the rebuild
Selective antibacterial
No glycerin film blocking minerals
Fluoride-free
Addresses the plateau, not just the surface
About $1 a day

On the 3-jar plan, Solviva works out to roughly a dollar a day. You were spending $25 to $40 a tube on premium formulas that plateaued. This is the one you stop replacing.

Sara Bennett

"I'm not a dentist. I'm someone who spent over a year and a few hundred dollars cycling through every hydroxyapatite toothpaste, still wincing at cold water. When I found the research everyone had ignored, I built the formula I wished existed. If it doesn't work for you, the 60 days are on me."

— Sara Bennett, Founder of Solviva

Is Solviva right for you?

We'd rather you buy the right thing than the wrong thing. Here's the honest version.

It's a great fit if you...

  • Tried Boka, Risewell, or other HAP brands and plateaued
  • Still get sensitivity, white spots, or thin-feeling enamel
  • Want fluoride-free without giving up real remineralization
  • Care about what's in your oral care and what isn't

It's probably not for you if you...

  • Want a $4 drugstore tube and don't mind the plateau
  • Expect overnight or permanent results from any product
  • Need to reverse gum recession (that needs a periodontist)
  • Aren't willing to give it the full 60-day window

Real results from real people

4.8
★★★★★
1,247 verified reviews
5 ★88%
4 ★8%
3 ★2%
2 ★1%
1 ★1%
★★★★★

"I'd cycled through 3 HAP brands over a year and was ready to quit. 6 weeks in and my cold sensitivity is basically gone."

MK
Megan K.
✓ Verified
★★★★★

"My dentist asked what I'd changed at my last cleaning. Nothing else was different but this."

JT
Jordan T.
✓ Verified
★★★★★

"Ran out of options after Sensodyne and Boka. Now my whole family uses it and the 3-jar is all I buy."

SR
Sarah R.
✓ Verified
★★★★★

"No more wincing at cold water. It took about a month, but the difference is real."

DL
David L.
✓ Verified
★★★★★

"Teeth feel smoother and look a shade brighter, and I didn't use any harsh whitening."

PN
Priya N.
✓ Verified
★★★★★

"I was skeptical about powder instead of paste. Day one it felt cleaner than my old toothpaste."

MB
Marcus B.
✓ Verified
★★★★★

"The white spots on my front teeth are noticeably less obvious after 2 months."

HW
Hannah W.
✓ Verified
★★★★★

"Finally went fluoride-free without giving up actual results. The kids use it too."

RC
Renee C.
✓ Verified
★★★★★

"The subscription is genuinely easy to manage and I never run out mid-routine."

TE
Thomas E.
✓ Verified
★★★★★

"Worth it. I stopped buying pricey tubes that did nothing for the plateau."

OS
Olivia S.
✓ Verified

Subscribing? Here's the deal

We default to subscribe because it's the best price and you never run out mid-rebuild. But it's built to be the opposite of a trap.

Save 25%, always

Every subscription shipment stays at the lowest price, with free shipping included.

Skip or pause anytime

Going away or stocked up? Push your next shipment back or pause it in a couple of clicks.

Cancel in 2 clicks

No phone calls, no retention hoops. Cancel from your account whenever you want.

60 Day Guarantee

Our 60-Day Promise

Try Solviva for 60 days. If you do not see and feel a measurable improvement in your enamel, email us, return what is left, and we will refund every penny. No questions, no conditions.

Full transparency

13 ingredients, no fillers. Everything in the jar, and everything that isn't.

Full ingredient list:
Nano-Hydroxyapatite (10%), Erythritol (20%), Xylitol (15%), Calcium Carbonate (25%), Sodium Bicarbonate (12%), Kaolin Clay (5%), Theobromine (3%), Tricalcium Phosphate (3%), Zinc Citrate (2%), Himalayan Salt (2%), Peppermint Oil (1.5%), Spearmint Oil (1%), and Stevia (0.5%).

What's NOT in it

  • No fluoride
  • No SLS or foaming detergents
  • No glycerin (it blocks remineralization)
  • No peroxide bleaching agents

How to use it

Twice a day, same as your old toothpaste. It just works differently.

Dip & Apply
Step 1

Dip & Apply

Wet your brush and dip into the powder. A pea-sized amount is all you need.

Brush Thoroughly
Step 2

Brush Thoroughly

Brush for 2 minutes, covering every surface. The nano-HAP goes to work on the enamel.

Rinse
Step 3

Rinse

Rinse and you're done. Morning and night for best results over the 60-day window.

Questions, answered honestly

Is this a subscription? Can I cancel?
You choose. Buy once with no commitment, or subscribe and save. Subscriptions can be paused, rescheduled, or cancelled anytime from your account in a couple of clicks. No lock-in, no hoops.
How is it different from Boka, Risewell, or other HAP toothpastes?
Those are hydroxyapatite-only. HAP gives your enamel the raw material, but on its own the crystals it forms are loosely organized and erode quickly, which is why so many people plateau. Solviva adds theobromine to organize the rebuild into a denser, more acid-resistant structure, plus a selective antibacterial. It is the piece the percentage war left out.
When will I see results?
Most consistent users report less sensitivity within about 14 days, smoother surfaces by 30 days, and visible improvement by 60 days. It is gradual and structural rather than instant, and individual results vary. The 60-day guarantee is built around giving it a fair window.
Can I use it with braces, crowns, or veneers?
Yes. The powder is low-abrasion and safe around brackets, crowns, implants, and veneers. It will not whiten artificial surfaces the way it does natural enamel, but it will not damage dental work. If you have specific concerns, check with your dentist or orthodontist.
Will it help receding gums?
Straight answer: no tooth powder reverses gum recession itself, which is a tissue issue that needs a dental professional. What Solviva can help with is the root-surface sensitivity that often comes with it, and the gum-line irritation that fluoride and SLS toothpastes can cause. For significant recession, see a periodontist.
Is it safe for the family?
It is formulated to be family-friendly and fluoride-free, with no harsh detergents. As with any oral care product, supervise young children while they brush so they spit and rinse, and check with your dentist about the right age and routine for your kids.
What does it taste like?
A clean, mild mint from peppermint and spearmint oils, lightly sweetened with xylitol and erythritol. It does not foam, because there is no SLS. The powder feels different on day one, then most people prefer it.
Shipping and returns?
Every order ships free and arrives within about 5 business days, and it is backed by the 60-day money-back guarantee, so you can try it risk-free.