staff pick
Amazon · Jul 8, 2026
$33 $50
free shipping w/ Prime
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The Waterpik Cordless Pulse water flosser is $33, down from $50 and tied as the lowest price we've seen since Black Friday season. It's rechargeable, waterproof for shower use, and carries the ADA Seal of Acceptance for safety and effectiveness. Buy Now at Amazon
Features
- Includes 2 flossing tips
- Rechargeable lithium-ion battery w/ recharge indicator
- 2 pressure settings (low/high)
- 6-oz. removable, dishwasher-safe reservoir
- Waterproof for use in the shower
- ADA Seal of Acceptance
staff pick
Amazon · Jun 25, 2026
$95 w/ Prime $150
free shipping
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At Amazon, get the Waterpik Promax Water Flosser for $95. It's the lowest price Amazon has charged for this model and $5 less than what Walmart is currently charging. The reservoir holds enough water for 90+ seconds of continuous use without refilling, and the unit includes 5 tips and supports 2 user profiles. Buy Now at Amazon
Features
- 10 pressure settings
- 5 included tips
- Reservoir capacity: 90+ seconds of use
- 2 user profiles
- Dimensions: 6.2" x 3.6" x 8.2"; 1.27 lbs
- ADA Accepted; 3-year limited warranty
Amazon · Jun 23, 2026
$21 w/ Prime $30
free shipping
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Amazon offers Prime members the COSLUS C50 Portable Cordless Water Flosser for $20.89. That's 30% off and the lowest price we found. Shipping is free. Buy Now at Amazon
Features
- 4 cleaning modes, 5 intensity levels (20 combinations)
- IPX7 waterproof rating
- Includes 4 nozzles: 2 standard, 1 orthodontic, 1 periodontal
- Cordless; 1 non-standard battery included
- BPA-free; Type-C charging (adapter not included)
Amazon · Jun 16, 2026
$11 w/ Sub & Save for Prime $14
free shipping
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This Amazon Basics whitening strips kit is $10.97 via Subscribe & Save for Prime members. That's $3 off and the lowest price ever. Shipping is free. Buy Now at Amazon
Features
- 20 strips total (10 upper, 10 lower)
- 10-day treatment course
- 30 minutes per day application
- Enamel-safe whitening formula
- Slip-free, dry-touch strip design
- 1.45 oz.
Amazon · Jun 15, 2026
$25 $40
free shipping w/ Prime
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This 4-pack mouth guard (2 sizes) $24.99 at Amazon. That's a $15 savings. Shipping is free with Prime. Buy Now at Amazon
Features
- Food-grade EVA material
- Custom molding: soak at 158-176°F for 15 seconds
- 2 sizes included: 1.8"x2.2" and 2"x2.6"
- Max daily wear: 12 hours
- Includes storage case
- Recommended replacement every 4 months
Amazon · Jun 15, 2026
$36 $50
free shipping
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This ultrasonic cleaner is $35.97 at Amazon. That's a $14 savings. Shipping is free. Buy Now at Amazon
Features
- 45kHz ultrasonic cleaning frequency
- 254nm UV light for odor and buildup removal
- 200ml water tank capacity
- 2 cleaning modes: 5-min and 10-min
- Below 45dB operating noise level
- Dimensions: 5.87" x 5.12" x 5.12"; 1.1 lbs
Amazon · 1 wk ago
$25 $51
free shipping
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Sonic electric toothbrushes vibrate at a higher frequency than standard rotating brushes, which can be more effective at clearing plaque along the gumline. Apply coupon code "4F7X9FNN" for a savings of $26. Buy Now at Amazon
Features
- 4 cleaning modes and custom timer settings
- Adjustable 25,000 to 42,000 VPM sonic vibration
- 147-day ultra-long battery life
- Upright Type-C charging design
- Quiet operation under 62 dB
eBay · Jul 13, 2026
$16 $30
free shipping
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At eBay, this Quip Sonic Electric Metal Toothbrush is $15.99. Most stores charge around $25. It comes with a metal handle, travel case, and runs up to 3 months on a single AAA battery instead of requiring a charger. Buy Now at eBay
Features
- Sonic vibrations w/ a 2-minute timer & 30-second pulse reminders
- Runs up to 3 months on a single AAA battery, no wires or charger needed
- Slim, lightweight metal handle that's water-resistant & shower-safe
- Replaceable soft-bristle brush head w/ built-in tongue scraper
- Includes a travel cover for the brush head
- American Dental Association-Accepted
Amazon · Jul 9, 2026
$210 $400
free shipping
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This Philips Sonicare DiamondClean set includes two full toothbrushes, each with its own USB charging travel case and charging stand, at $209.96, down from $399.99. Each brush offers 12 brushing settings across 4 modes and 3 intensity levels, along with a pressure sensor that lights up if you're brushing too hard. Buy Now at Amazon
Features
- Includes 2 DiamondClean Smart sonic electric toothbrushes
- Up to 62,000 bristle movements per minute
- 12 brushing settings with 4 modes and 3 intensity levels
- Pressure sensor light ring alerts on brushing too hard
- Up to 14 days of battery life on a full charge
- Includes 2 USB charging travel cases and charging stands
staff pick
Amazon · Jun 30, 2026
$1
free shipping w/ $25
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This 5-pack of portable toothbrush head covers is designed to protect bristles from dust and contamination during travel. Each account is limited to two and must order over $25 worth of Amazon Haul items to get free shipping. Buy Now at Amazon
Features
- Set of 5 covers
- Dust-proof design
- Portable travel use
- Random color assortment
Amazon · Jun 18, 2026
$6 via Sub. & Save $10
free shipping w/ Prime
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Check out with Subscribe & Save to get this Philips One by Sonicare Brush Heads 2-Pack for $6. It's the best price we could find by $4. Shipping is free for Prime members. Buy Now at Amazon
staff pick
Amazon · Jun 13, 2026
$150 w/ Prime $280
free shipping
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For Prime members only, the Philips Sonicare DiamondClean Smart 9500 is $130 off its regular price of $280 at Amazon, matching its all-time low. The toothbrush offers 15 brushing settings across 5 modes and pairs with the Sonicare app for guided brushing. The set includes two brush heads and a USB charging travel case. Buy Now at Amazon
Features
- 62,000 bristle movements per minute
- 15 brushing settings (5 modes, 3 intensity levels)
- Pressure sensor with light ring indicator
- Up to 14-day battery life per charge
- USB charging travel case included
- Includes A3 Premium All-in-One & C3 Premium Plaque Control brush heads
Amazon · Jun 13, 2026
$18 w/ Prime $23
free shipping w/ Prime
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This 3-pack is $6 off its regular price and below the Amazon all-time low of $20 as an early Prime Day deal. You can also knock an extra buck off if choosing Subscribe & Save. Buy Now at Amazon
Features
- 3-pack of 3.0-oz tubes
- 5% hydrogen peroxide formula
- Removes surface and deep-set stains
- ActivShine enamel-polishing technology
- Brilliant Mint flavor
staff pick
Walmart · Jun 6, 2026
$9 w/ $7 in Walmart Cash
free shipping w/ $35
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At Walmart, this Colgate White Pro Series Toothpaste is the standard price of $9, but you'll get $7 in Walmart Cash for free with the purchase. This means it's basically just $2 a tube. The formula contains 5% hydrogen peroxide, the highest concentration in the Optic White line. Buy Now at Walmart
Features
- 3.0 oz. tube
- 5% hydrogen peroxide formula
- Clinically proven HP complex
- Removes surface and deep-set stains
- Adult use; paste form
Amazon · Jun 2, 2026
$12 $24
free shipping w/ Prime
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This oral irrigator starts at $11.89 at Amazon. That's 50% off its regular price of $24. Most other sellers charge around $10 more. Shipping is free with Prime. Shop Now at Amazon
Features
- 300ml detachable water tank
- 2,000mAh rechargeable battery (up to 21 days per charge)
- 6 pressure modes: Normal, Soft, Pulse, DIY, and more
- 6 interchangeable jet tips included
- IPX7 waterproof rating
- USB rechargeable
Amazon · Jun 3, 2026
$9.59 via Sub. & Save $18
free shipping w/ Prime
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At Amazon, clip the coupon and check out with Subscribe & Save to get the Oral-B Pro Clean CrossAction Toothbrushes 6-Pack for $9.59. It's the best deal we could find by $4. Each brush includes a tongue and cheek cleaner and power tip bristles. Shop Now at Amazon
Amazon · May 28, 2026
$11 via Sub & Save
free shipping w/ Prime
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Amazon offers the Sensodyne Fresh Mint Sensitive Toothpaste 2-Pack for $11 when you opt for Sub & Save and clip the on-page coupon. You'd pay $2 more elsewhere. Shipping is free for Prime members. Buy Now at Amazon