Compare

Public labels ยท 27 September 2026 ยท No head-to-head trial

Klyyr vs. Sensodyne.

Quick answer

Klyyr vs Sensodyne is really hydroxyapatite versus a drug-active sensitivity toothpaste. Sensodyne Pronamel Gentle Whitening is an over-the-counter drug with two labeled actives: 5% potassium nitrate for sensitivity and 0.25% sodium fluoride for cavity prevention. It contains no hydroxyapatite.

Klyyr One+ is a fluoride-free toothpaste with a disclosed 10% nano + micro hydroxyapatite blend. It is not a desensitizing drug and makes no drug claim. Both are SLS-free and dye-free. Pronamel adds titanium dioxide, PEG-8, and saccharin; One+ lists none of them.

Person pointing toward a bright smile
Klyyr One+ toothpaste in a clean flat lay

A sensitivity drug or a hydroxyapatite paste

  • 01

    Sensodyne treats sensitivity as a drug claim

    Potassium nitrate is a labeled antihypersensitivity active. One+ does not contain it and does not claim to treat sensitivity.

  • 02

    Pronamel has no hydroxyapatite

    Its enamel story is built on fluoride. One+ is built on a 10% hydroxyapatite blend with 0 ppm fluoride.

  • 03

    Both labels are short

    Pronamel lists 13 ingredients including actives; One+ lists 16. Titanium dioxide, PEG-8, and saccharin appear only on Pronamel.

Topic Official product information Sensodyne Klyyr One+ One+
Sensitivity active 5% potassium nitrate None; not a desensitizing drug
Fluoride 0.25% sodium fluoride (0.15% w/v fluoride ion) 0 ppm
Hydroxyapatite None 10% nano + micro, combined
Product category OTC drug: anticavity and antihypersensitivity Cosmetic toothpaste; no drug claims
SLS None None
Surfactant Cocamidopropyl betaine Sodium cocoyl glutamate
Titanium dioxide Listed None
Sweeteners Sodium saccharin, sorbitol Sorbitol, xylitol, stevia
Net contents 4.0 oz / 113 g 4.23 oz / 120 g

Sensodyne details come from the Pronamel Gentle Whitening Drug Facts label on FDA DailyMed, reviewed 27 September 2026. Other Sensodyne pastes, such as US Repair & Protect, use different actives. One+ facts come from the current Klyyr label.

Sources reviewed

This is a public-label comparison. The linked official pages are the source of truth for each brand, and neither product has been tested against the other in a clinical trial cited here.

  1. FDA DailyMed Drug Facts label ยท reviewed 27 September 2026

    Sensodyne facts

    The Pronamel Drug Facts label lists 5% potassium nitrate (antihypersensitivity) and 0.25% sodium fluoride (anticavity), with hydrated silica, PEG-8, titanium dioxide, and sodium saccharin among the inactive ingredients.

    Read the current Sensodyne source

  2. Current Klyyr label

    One+ formula facts

    One+ publishes a combined 10% nano + micro hydroxyapatite blend, 16 ingredients, 0 ppm fluoride, no SLS, RDA 62, and a 120 g tube.

    Read the current One+ product page

  3. 50-product label audit ยท August 2026

    Same rules for every brand

    The Klyyr transparency report records a percentage only when a brand or official label states it. Undisclosed values are never filled with retailer guesses.

    Read the audit method and source table

Which one fits your routine?

Sensodyne may fit if

You want an OTC drug toothpaste labeled for sensitivity relief, or your dentist recommended potassium nitrate with fluoride.

One+ may fit if

You want fluoride-free hydroxyapatite without titanium dioxide, PEG, or saccharin, and you are not relying on toothpaste to treat pain.

See a dentist if

Sensitivity is sharp, new, localized, or lasts beyond four weeks. The Sensodyne label says the same.

The Klyyr One+ formula

One+ is a fluoride-free daily paste with a disclosed 10% nano + micro hydroxyapatite blend, 16 listed ingredients, peppermint + spearmint, no SLS, and no artificial dyes.

  • 01

    10% nano + micro

    One combined 10% hydroxyapatite concentration with both particle-size ranges named on the label.

  • 02

    16 listed ingredients

    Water, Sorbitol, Glycerin, Potassium Sorbate, Hydroxyapatite (nano & micro), Xylitol, Sodium Cocoyl Glutamate, Cellulose Gum, Xanthan Gum, Zinc Citrate, Aloe Vera, Peppermint Oil, Spearmint Leaf Oil, Menthol, Sodium Benzoate, and Stevia.

  • 03

    0 ppm fluoride ยท no SLS

    One+ is fluoride-free, peroxide-free, and made without SLS, titanium dioxide, or artificial dyes.

  • 04

    120 g aluminum tube

    4.23 oz with an HDPE cap. Recycle each component where accepted locally.

In short

Sensodyne is a sensitivity drug with fluoride. One+ is a fluoride-free hydroxyapatite paste. They solve different problems, so pick the one that matches yours.

01 Is Klyyr better than Sensodyne for sensitive teeth?

This page does not make that claim. Sensodyne Pronamel contains 5% potassium nitrate, an OTC monograph antihypersensitivity active. One+ is not a desensitizing drug. Some hydroxyapatite studies measured sensitivity, but they used other formulas.

02 Does Sensodyne contain hydroxyapatite?

The US Pronamel Gentle Whitening label reviewed lists no hydroxyapatite. Its actives are potassium nitrate and sodium fluoride.

03 Is Sensodyne SLS-free?

Pronamel is; its carton says it contains no SLS or sulfates. Some other Sensodyne pastes, such as US Repair & Protect, list sodium lauryl sulfate.

04 Does Sensodyne contain titanium dioxide?

Yes. Titanium dioxide is an inactive ingredient on the Pronamel Gentle Whitening label. One+ does not contain it.

05 Can I switch from Sensodyne to Klyyr?

Ask your dentist first if you rely on fluoride for cavity risk or on potassium nitrate for sensitivity. Persistent sensitivity needs an exam, not a new toothpaste.

Read the complete FAQ โ†’

ONE+
10% hydroxyapatite. No titanium dioxide, PEG, or saccharin.
Shop One+ โ€” $12.95 Subscribe & save 25%