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Nathan & Sons Underbrush Berry Remineralizing Gum box placed in front of a bowl of fresh raspberries and blackberries, with text promoting it as the best sugar-free gum with xylitol for a cleaner smile.
sugar-free gum with xylitol

The Best Sugar-Free Gum with Xylitol | Nathan and Sons

You've just discovered the best sugar-free gum with Xylitol. Chewing gum is no longer just for fresh breath. Thanks to new advances in oral health and the use of natural ingredients, gum has become...

Sep 17, 2025

Get The Remineralizing Gum While It's In Stock

Daily oral care anytime, anywhere, every day!

Box of Nathan & Sons Underbrush Remineralizing Gum Mastic Mint flavor
Gum cubes spilling from Underbush Remineralizing Gum Mastic Mint box onto wooden table
Side close-up of Nathan & Sons Underbrush Remineralizing Gum Mastic Mint flavor packaging featuring three circular icons highlighting product benefits: Plastic Free, No Synthetic Rubbers, and Non-GMO.
Tilted view of Nathan & Sons Underbrush Remineralizing Gum in Mastic Mint flavor, featuring an illustration of pine trees and labels indicating 'Plastic Free,' 'No Synthetic Rubbers,' and 'Non-GMO.'
2 Pack of Nathan & Sons Underbrush Remineralizing Gum Mastic Mint flavor
4 Pack of Nathan & Sons Underbrush Remineralizing Gum Mastic Mint flavor
8 Pack of Nathan & Sons Underbrush Remineralizing Gum Mastic Mint flavor
Box of Nathan & Sons Underbrush Remineralizing Gum in Mastic Mint flavor, partially inside an unzipped camouflage bag with a keyring attached, resting on a dark wooden surface.
Box of Nathan & Sons Underbrush Remineralizing Gum in Mastic Mint flavor, placed on a textured rock surface with a blurred natural background
Person wearing a denim jacket pouring small cube-shaped pieces of Nathan & Sons Underbrush Remineralizing Gum Mastic Mint flavor from box into their hand
Nathan and Sons Underbrush Mastic Mint flavor gum displayed on chopped firewood with axe and gloves
Person placing Underbrush remineralizing gum into orange backpack
Nathan & Sons Underbrush Remineralizing Gum Mastic Mint flavor box resting on the tread of a large off-road vehicle tire, with part of a green vehicle in the background.
Underbrush Remineralizing Gum box surrounded by natural ingredients including chicle gum, mint, spruce gum, egg shell, terpenes, myrrh gum, mastic gum, arabic gum, and mineral clay
2 Pack of Nathan & Sons Underbrush Remineralizing Gum Cinna-Mastic flavor
4 Pack of Nathan & Sons Underbrush Remineralizing Gum Cinna-Mastic flavor
8 Pack of Nathan & Sons Underbrush Remineralizing Gum Cinna-Mastic flavor
Gum cubes spilling from Underbush Remineralizing Gum Cinna-Mastic box onto wooden table
Box of Nathan & Sons Underbrush Remineralizing Gum in Cinna-Mastic flavor, partially inside an unzipped camouflage bag with a keyring attached, resting on a dark wooden surface.
Nathan & Sons Underbrush Remineralizing Gum Cinna Mastic flavor box placed on a stone surface with scattered autumn leaves, set against a blurred background of green grass and trees
Nathan & Sons Underbrush Remineralizing Gum Cinna Mastic flavor box balanced on an apple tree branch, surrounded by red apples
Underbrush cinna mastic remineralizing gum being placed in back pocket
Nathan & Sons Underbrush Remineralizing Gum Cinna-Mastic flavor box on a wooden picnic table beside a metal camping mug, with a red apple, cheese wedge, cheese knife, straw hat, and red bandana in the background.
Underbrush Cinna Mastic Remineralizing Gum on car dashboard with vintage compass
Box of Nathan & Sons Underbrush Remineralizing Gum Berry flavor
Person wearing a green jacket holding a box of Nathan & Sons Underbrush Remineralizing Gum Berry flavor in one hand, with a single gum piece resting in the other hand.
Close-up of the back of a Nathan & Sons Underbrush Remineralizing Gum box berry flavor, showing the ingredients list, nutrition facts, product claims (plastic free, no synthetic rubbers, aspartame free, sucralose free, acesulfame K free, non-GMO, gluten free, keto & diabetic friendly, made in USA, wild sourced), a barcode, a QR code, and distributor information
Side close-up of Nathan & Sons Underbrush Remineralizing Gum Berry flavor packaging featuring three circular icons highlighting product benefits: Plastic Free, No Synthetic Rubbers, and Non-GMO.
Nathan & Sons Underbrush Berry flavor gum pack displaying nutrition facts, stating zero calories, fat, sodium, carbohydrates, sugars, and protein per serving, along with a recycling symbol and text indicating the packaging is made with 100% recycled materials
2 Pack of Nathan & Sons Underbrush Remineralizing Gum Berry flavor
4 Pack of Nathan & Sons Underbrush Remineralizing Gum Berry flavor
8 Pack of Nathan & Sons Underbrush Remineralizing Gum Berry flavor
Close-up of a box of Nathan & Sons Underbrush Remineralizing Gum in berry flavor, placed on a surface decorated with small stones and purple flowers
Box of Nathan & Sons Underbrush Remineralizing Gum in berry flavor, placed on a wooden table surrounded by art supplies, including paintbrushes, a metal stencil, watercolor paints, and a small ceramic plate with three chewed Underbrush gum pieces
Artist tucking Underbrush berry flavored gum into apron pocket, with paintbrushes and watercolor palette on wooden desk
Underbrush Remineralizing Gum in Berry flavor placed beside a passport, European coins, push pins, and travel documents
Underbrush Berry Remineralizing Gum with fresh raspberries and blackberries
Person wearing a work uniform with a name patch reading "David" placing a box of Nathan & Sons Underbrush Remineralizing Gum, berry flavor, into a zippered chest pocket

Remineralizing Gum

Sale price$24.99
Flavor: Mastic Mint
Sizes: 2 Packs

30-Day Satisfaction Guarantee | Fast Shipping + Easy Returns

Free Shipping on orders $50+

What our customers report in just 3 weeks:

  • Cleaner Mouth Than Ever Before  
  • Smooth Clean Teeth Feeling  
  • Fresher Breath 
  • Better Gum Health  
  • Natural Teeth Whitening  
  • Plaque & Particle Removing  
  • Less Sensitivity  
  • Longer Lasting Fresh Breath

Get The Accessories

Stainless Slide Snap Gum Case featuring the UNDERBRUSH logo and engraved pine tree design. The lid is partially open, showcasing the interior compartment.Hand holding Stainless Slide Snap Gum Case featuring the UNDERBRUSH logo and engraved pine tree design. The lid is partially open, showcasing Underbrush mineralizing gum on the inside
Stainless Slide Snap Gum Case Sale price$36.00
Open American Walnut Gum Case engraved with "UNDERBRUSH," showcasing Underbrush remineralizing gumHand holding a American walnut gum case with 'UNDERBRUSH' engraved, against a green foliage background
American Walnut Gum Case Sale price$26.00
Top view of Underbrush handmade ceramic gum dish with a batik blue glaze flowing patternUnderbrush handmade ceramic gum dish with a batik blue glaze flowing pattern holding a cluster of Underbrush remineralizing gum cubes, placed on a wooden bedside table
Handmade Gum Dish Sale price$25.00
Color
Close-up of Minimalist Multi-tool Key-chain with 'UNDERBRUSH,' engraving, featuring a flat angled tip and compact rectangular shape.Underbrush Mastic Mint remineralizing gum with gum pieces showing next to the minimalist multi-tool key-chain on a wooden table
Minimalist Multi-tool Key-chain Sale price$10.00