The Best Dental Floss in 2026: Our Top Picks

Why you should trust this guide

I have spent years following oral care product releases and analyzing user reviews, ingredient lists, and dentist recommendations. For this guide, I focused on the specific features that matter most: plaque removal effectiveness, gentleness on gums, shred resistance, and any unique benefits like stain removal or eco-friendly packaging. I did not physically test these products in a lab, but I carefully read hundreds of verified customer experiences and compared each product’s claims against its listed ingredients and design.

My goal is to give you a clear, honest comparison so you can choose the floss that fits your dental needs and lifestyle. I avoid marketing hype and stick to what the product actually does based on its official features and common user feedback. If a product claims to remove stains, I note that; if another is PFAS-free, I highlight it. This approach helps you make an informed decision without guesswork.

How we evaluate

I evaluate dental floss based on five key criteria: plaque removal capability, ease of use (how smoothly it slides and whether it shreds), gum safety (gentleness and prevention of irritation), unique features (like expanding, stain removal, or natural ingredients), and overall value (length per spool and packaging sustainability). Each product is scored against these criteria using only the features provided by the manufacturer and common feedback from users.

I do not conduct physical tests because floss performance can vary greatly depending on individual tooth spacing and gum sensitivity. Instead, I rely on the product’s stated specifications, such as wax coating, material type (PTFE-free, natural wax), and any clinical claims like “removes 2x more plaque.” I also consider the brand’s reputation and whether dentists recommend it. This method gives you a reliable baseline to compare options without needing to try every product yourself.

Oral-B

Oral-B is the #1 dentist-recommended brand for plaque defense, and this floss lives up to that reputation. It features a refreshing mint flavor and slides 50% more smoothly in tight spaces and around braces, making it a great choice for people with crowded teeth or orthodontic work. The natural wax coating is shred-resistant and completely free of PTFE and PFAS, so you get effective cleaning without harsh chemicals. Each 43.7-yard spool helps prevent gingivitis by gently stimulating the gumline, and the three-pack bulk value ensures your household always has floss on hand.

This floss is designed for advanced plaque removal, acting like professional dental picks to remove tough plaque between teeth and just below the gum line. It reaches where brushing alone cannot, and the mint flavor helps prevent bad breath. The bulk pack is perfect for families or for stocking up, and the compact spools fit easily into travel bags or purses. If you want a trusted, dentist-backed floss that is gentle yet effective, Oral-B is a solid choice.

BURST Expanding Dental Floss

BURST Expanding Dental Floss stands out because it expands on contact with saliva to remove up to 85% of plaque on surfaces your toothbrush cannot reach. It removes 2x more plaque than unwaxed dental floss, and the unique black color lets you see exactly what comes out between your teeth, which many users find satisfying and motivating. The floss also adsorbs coffee, wine, and other hard-to-remove stains, and the xylitol coating helps fight cavities. It is vegan, cruelty-free, and free of parabens, BPA, and PFAS.

Another major advantage is the refillable case made from 95% recycled plastic, which reduces waste. You can easily order replacement floss bobbins when you run low, making this an eco-friendly option. The expanding action is particularly effective for people with wider gaps or those who struggle to remove stubborn debris. If you want a floss that provides visible results and supports sustainability, BURST is our top pick.

REACH Ultraclean Dental Floss

REACH Ultraclean floss uses Micro-Grooves technology that flexes, stretches, and glides easily between teeth without shredding. It grabs more than 2x the amount of plaque compared to regular floss, thanks to its textured, soft filament that is gentle on gums. The mint waxed coating makes it comfortable to grip and use, and it is PFAS-free, so you avoid harmful chemicals. REACH is a dentist-recommended brand, adding to its credibility.

This floss comes in a 30-yard spool, which is a bit shorter than some competitors, but the superior plaque-grabbing ability makes it worth it for those who prioritize deep cleaning. The shred-resistant design means it won’t fray or break between tight teeth, and the flexible filament adapts to your gum line. If you have sensitive gums but still want a thorough clean, REACH Ultraclean is an excellent option.

NOBS

NOBS floss is infused with Nigella Sativa (black seed oil) and eucalyptus, offering a minty fresh cleaning experience with natural ingredients. It expands on contact with saliva to remove hard-to-reach debris, similar to BURST, but with a focus on herbal wellness. The floss is cruelty-free and comes in sustainable packaging, appealing to eco-conscious users. Black seed oil is known for its anti-inflammatory properties, which may benefit gum health.

While NOBS does not provide specific plaque removal percentages, its expanding action and natural ingredients make it a unique choice for those who prefer plant-based oral care. The eucalyptus provides a clean, refreshing taste without artificial flavors. If you want a floss that combines natural wellness with effective debris removal, NOBS is worth considering, though it may not have the same clinical backing as larger brands.

Reach

This standard REACH floss offers 55 yards of mint-flavored, waxed coating that slides smoothly between teeth. It is designed with more threads than regular floss to resist shredding and breaking, and the thin diameter micro-filament easily gets into hard-to-reach spaces. It is PFAS-free and from a dentist-recommended brand, making it a reliable everyday option. The extra length (55 yards) provides great value for the price.

This floss is ideal for people with tight teeth who need a thin, strong floss that won’t snap. The waxed coating reduces friction, and the shred resistance means you can use it confidently without worrying about it fraying. If you want a straightforward, effective floss from a trusted brand at a good value, this REACH floss is a dependable choice.

What to look for

• Plaque removal effectiveness: Look for floss that claims to remove more plaque, such as expanding or textured options.
• Gentleness on gums: Choose waxed or coated floss if you have sensitive gums, and avoid floss that is too thin or abrasive.
• Shred resistance: Floss that is made with multiple threads or a strong coating will not fray or break between teeth.
• Ingredients and chemicals: Many flosses now are PFAS-free and use natural waxes or coatings for safer use.
• Special features: Expanding floss, stain-removing properties, or eco-friendly packaging can add value based on your priorities.
• Length and value: Check the yardage per spool to ensure you get enough floss for your needs, especially if you floss daily.

The verdict

For most people, the BURST Expanding Dental Floss is the best choice because it combines superior plaque removal with visible results and a refillable, eco-friendly case. If you prefer a dentist-recommended brand with a gentle, natural wax, Oral-B is a close second. REACH Ultraclean is ideal for those who want maximum plaque grabbing without shredding, while NOBS offers a natural, plant-based alternative. The standard REACH floss is a solid, budget-friendly option for tight teeth. Choose based on your specific needs: plaque removal, gum sensitivity, or eco-consciousness.