
Introduction
Flossing is one of the cornerstones of maintaining excellent oral health. While brushing removes surface debris, flossing gets into the crevices to remove plaque and food particles, reducing the risk of cavities and gum disease. Over the years, two popular flossing methods have emerged: water flossers and string flossers.
But which one is better? Let’s break it down by exploring the advantages, disadvantages, and specific uses of each method.
What is a Water Flosser?

A water flosser, also known as an oral irrigator, is a dental device that uses a pressurized stream of water to clean between teeth and along the gumline.
Types of Water Flossers:
- Countertop Water Flossers – Larger units with adjustable pressure settings.
- Cordless Water Flossers – Portable and battery-powered.
- Shower or Faucet-Mounted Flossers – Attached directly to plumbing systems.
Pros of Water Flossers:
- Gentle on gums, ideal for sensitive teeth.
- Effective for braces, implants, and bridges.
- Reaches areas traditional floss can miss.
Cons of Water Flossers:
- Higher initial cost compared to string floss.
- Requires water source and electricity.
- Maintenance and cleaning can be cumbersome.
What is a String Flosser?

String flossers, or traditional dental floss, are thin strands of material (usually nylon or Teflon) designed to manually clean between teeth.
Types of String Floss:
- Waxed vs. Unwaxed Floss – Waxed floss slides more easily but can be thicker.
- Flavored Floss – Adds a pleasant taste while flossing.
- Teflon-Based Floss – Less likely to shred.
Pros of String Flossers:
- Cost-effective and readily available.
- Simple, no batteries or water needed.
- Provides tactile control, allowing users to feel plaque removal.
Cons of String Flossers:
- Can irritate gums if used aggressively.
- Challenging for people with limited dexterity.
- May not reach certain areas effectively.
Key Differences Between Water Flossers and String Flossers
Feature | Water Flosser | String Flosser |
---|---|---|
Cleaning Mechanism | Water stream | Physical string |
Ease of Use | Easier, requires minimal effort | Requires manual dexterity |
Best for Specific Needs | Braces, implants, sensitive gums | General oral health |
Environmental Impact | Higher water usage | Waste from single-use floss |
Cost | $30–$100+ upfront | $2–$10 per pack |
Advantages of Water Flossers
Water flossers are a game-changer for those with braces, implants, or other dental appliances. They deliver a pulsating stream of water that not only cleans but massages the gums, promoting improved circulation. Moreover, they’re highly effective at removing food debris from areas string floss struggles to access.
Advantages of String Flossers
Traditional flossing is tried, tested, and endorsed by dentists worldwide. The tactile feedback it provides lets you physically feel when plaque or debris is removed. For those who prefer simplicity and affordability, string floss remains an excellent choice.
Which Option is Better for Specific Needs?
- Braces and Implants: Water flossers shine here, as they easily navigate complex dental work.
- Sensitive Gums: Water flossers’ gentle action is less likely to irritate.
- Budget-Conscious Users: String floss is significantly cheaper and doesn’t require an upfront investment.
Disadvantages of Water Flossers
Despite their advanced technology, water flossers aren’t perfect. Here are some drawbacks to consider:
- Cost and Maintenance:
Water flossers are more expensive than traditional floss, with prices ranging from $30 to $100 or more. Additionally, they require regular maintenance, such as cleaning the tank and replacing tips, which can add to the expense. - Space Requirements:
The devices can be bulky, especially countertop models, and need storage space. This might not be ideal for small bathrooms or travelers who need a portable option. - Learning Curve:
For first-time users, mastering the correct water pressure and aiming technique can take time. Improper use might result in water spraying everywhere.
Disadvantages of String Flossers
String flossers also have their share of limitations:
- Gum Irritation:
Using string floss aggressively can cause small cuts or irritate the gums, leading to discomfort or even bleeding. - Ineffectiveness for Complex Dental Work:
String floss struggles to maneuver around braces, permanent retainers, or implants, leaving some areas inadequately cleaned. - Difficulty Reaching Back Teeth:
It can be hard to use string floss to clean molars or other hard-to-reach areas, especially for people with limited hand dexterity or arthritis.
Expert Opinions on Flossing Methods
Dental professionals generally agree that both methods can be effective when used correctly. A study published in the Journal of Clinical Periodontology found that water flossers were 29% more effective than string floss for overall plaque removal and 26% better for reducing gingivitis.
However, many dentists emphasize that the choice ultimately depends on personal preference and specific dental needs. As Dr. Sarah Thompson, a well-known periodontist, puts it:
“The best flossing method is the one you’ll actually use daily.”
How to Use Each Method Correctly
Using a Water Flosser:
- Fill the water reservoir with lukewarm water.
- Select the appropriate tip and attach it securely.
- Begin with the lowest pressure setting and adjust as needed.
- Lean over the sink and place the tip at a 90-degree angle to your gumline.
- Turn on the device and follow your gumline, pausing briefly between each tooth.
Using String Floss:
- Take about 18 inches of floss and wind it around your middle fingers, leaving 2 inches of floss in between.
- Gently slide the floss between your teeth using a back-and-forth motion.
- Curve the floss into a C-shape around each tooth and slide it under the gumline.
- Repeat for each tooth, using a clean section of floss.
Cost Comparison
Flossing Method | Initial Cost | Ongoing Cost | Lifetime Value |
---|---|---|---|
Water Flosser | $30–$100+ | $10–$20/year for tips | High upfront, low ongoing |
String Flosser | $2–$10 per pack | $20–$50/year | Low upfront, moderate ongoing |
Over time, water flossers might prove more cost-effective for frequent users, despite the initial investment.
Environmental Considerations
- Water Flossers:
While they reduce plastic waste, water flossers use electricity and water, potentially increasing your carbon footprint. - String Flossers:
Most string floss is non-biodegradable, contributing to landfill waste. However, biodegradable floss options are becoming available for eco-conscious consumers.
Common Misconceptions About Flossing
- “Flossing Isn’t Necessary If You Brush Well”:
Wrong! Brushing only cleans 60% of your teeth’s surface; flossing handles the rest. - “Water Flossers Are Just Fancy Gadgets”:
Water flossers are backed by research, demonstrating effectiveness in reducing plaque and improving gum health. - “Flossing Causes Gaps in Teeth”:
Incorrect technique can irritate gums, but flossing doesn’t create gaps—it helps prevent gum recession and bone loss.
Tips for Choosing the Right Flosser
When deciding between a water flosser and string floss, consider these factors:
- Dental Health Needs: People with braces or implants might benefit more from water flossers.
- Budget: If affordability is your top priority, string floss is the better option.
- Convenience: Water flossers are faster and easier for people with limited dexterity.
Conclusion
Flossing is essential for maintaining a healthy smile, and both water flossers and string flossers have unique benefits. While water flossers excel in convenience and suitability for complex dental work, string floss remains a reliable, affordable choice.
Ultimately, the best flossing method is the one that fits your lifestyle and ensures you floss consistently.
FAQs
- Do dentists recommend water flossers over string flossers?
Dentists recommend water flossers for people with braces, implants, or gum sensitivity. However, both methods are effective if used properly. - How often should I floss my teeth?
Floss at least once a day, ideally before brushing, to remove plaque and debris effectively. - Can water flossers replace traditional flossing completely?
Water flossers are highly effective but may not fully replace string floss for all users. Some people benefit from using both methods. - Are water flossers safe for children?
Yes, water flossers are safe for children, especially those with braces. Use a lower pressure setting and supervise their usage. - What are the best brands for water flossers and string flossers?
Top water flosser brands include Waterpik and Philips Sonicare, while popular string floss brands are Oral-B and Glide.