Water FlossersUpdated June 2026

Oral-B Oxyjet MD20

The Oral-B Oxyjet MD20 is a countertop water flosser that combines pulsating water action with microbubble technology to clean between teeth and along the gumline. It features multiple pressure settings and specialized tips for different cleaning needs. This model is often marketed for those seeking an alternative o…

Reviewed by
HealthRankings editors
Evidence
Limited
Overall score7.6/10Strong pick
Price
HSA / FSACheck with provider
EvidenceLimited
Quick take

What we loved& what to know.

Strengths

  • Multiple pressure settings accommodate different comfort levels
  • Microbubble technology may enhance cleaning action
  • Large water reservoir reduces need for frequent refilling
  • Comes with specialized tips for various cleaning needs
  • Established brand reputation in oral care
  • Generally easy to operate and maintain

Tradeoffs

  • Requires counter space and electrical outlet
  • Can be messy until users develop proper technique
  • Initial learning curve for optimal positioning
  • More expensive than basic string floss
  • Needs regular cleaning to prevent mineral buildup
Real-world usage

Living with the Oral-B Oxyjet MD20.

Practical considerations for daily operation.

Daily routine

Designed to slot into a typical morning health-check routine without friction.

Learning curve

Plan a short learning curve to get a feel for the device's prompts and ideal positioning.

Maintenance

Routine wipe-downs and the occasional accessory swap are all this device needs.

Portability

Best kept on a counter or shelf at home; not engineered for daily commuting.

Manual / offline use

App access unlocks history and trend tracking, but on-device readouts cover daily use.

Hands-on notes

Deep dives.

Overview

The Oral-B Oxyjet MD20 is a countertop water flosser designed to clean between teeth and massage gums using pressurized water mixed with air microbubbles. This technology aims to dislodge food particles and plaque from areas that traditional brushing might miss.

The unit typically features a compact design suitable for bathroom countertops, with a water reservoir and motor housing. It's positioned as a mid-range option in Oral-B's water flosser lineup, targeting users who want enhanced cleaning capabilities beyond basic models.

Accuracy & Usability

Water flossers like the MD20 generally require some practice to master proper technique and positioning. Users typically need to learn the right angle and pressure to effectively clean without causing discomfort or creating excessive mess.

The microbubble technology is intended to enhance the cleaning action of the water stream, though individual results may vary based on user technique and oral health needs. Most users find that consistent daily use becomes more intuitive over time.

Features & Everyday Use

The Oxyjet MD20 typically includes multiple pressure settings, allowing users to customize the intensity based on their comfort level and cleaning needs. The water reservoir capacity generally provides enough water for a complete cleaning session without refilling.

Most models come with different tip attachments designed for various purposes, such as standard cleaning, periodontal pockets, or orthodontic appliances. The unit usually connects to standard electrical outlets and may include features like automatic shut-off for safety.

Daily maintenance involves emptying and rinsing the reservoir, while periodic deep cleaning helps prevent mineral buildup from tap water. The tips typically require regular replacement for optimal hygiene and performance.

Value & Who It Suits

This water flosser is often suitable for individuals seeking to supplement their oral hygiene routine, particularly those with braces, implants, or hard-to-reach areas. It may appeal to users who find traditional flossing difficult or uncomfortable.

The price point typically falls in the mid-range category, making it more accessible than premium models while offering more features than basic units. Consider the ongoing costs of replacement tips and electricity usage when evaluating long-term value.

This model works best for users with adequate counter space and who are committed to incorporating it into their daily routine. Those seeking a portable option or with limited bathroom space might prefer handheld alternatives.

How it stacks up

Water Flossers ranked.

The Oral-B Oxyjet MD20 alongside our top picks in water flossers.

RankDeviceScore
#1
Waterpik Aquarius WP-660
9.6/10Compare →
#2
Waterpik Cordless Advanced WP-560
9.2/10Compare →
#3
Oxiline Flosser Pro
9.0/10Compare →
#4
H2ofloss HF-9
8.6/10Compare →
#5
Panasonic EW-DJ10-A Portable
8.4/10Compare →
7.6/10
Strong pick
HealthRankings verdict

The bottom line

The Oral-B Oxyjet MD20 is a countertop water flosser that combines pulsating water action with microbubble technology to clean between teeth and along the gumline. It features multiple pressure settings and specialized tips for different cleaning needs. This model is often marketed for those seeking an alternative or supplement to traditional string flossing.

How we test

HealthRankings buys, tests, and rates devices independently. Our scoring blends quantitative measurements (accuracy vs reference, sample-to-sample variability, fit testing) with everyday usability and cost. We disclose affiliate links and never accept paid placement in our rankings.

Medical disclaimer:Reviews are for general information only and are not medical advice. Always follow your clinician's guidance for diagnosing or treating health conditions. Read full disclaimer