C

Is Sunstar GUM PFAS-free?

Across 8 graded products, Sunstar GUM averages C (75/100). On disclosure, the brand says nothing publicly about PFAS. 8 of its products grade C or better. Grades are model-based estimates, not lab results.

Worth buying from Sunstar GUM C or better, safest first

Sunstar Gum Dental Floss

Sunstar GUM

Dental Floss

Nylon monofilament fiber (standard dental floss)

C
D
PFASAll
C · Moderate2 flags

Lower-concern product; standard nylon floss carries minimal PFAS risk, but brand offers no transparency.

Risky category by default

Sunstar Gum Expanding Floss

Sunstar GUM

Expanding Floss

Nylon fiber core, typically waxed or gum-coated

C
D
PFASAll
C · Moderate2 flags

Lower PFAS concern; standard dental floss with no known Teflon-family coating or water repellency trigger.

Risky category by default

Gum Twisted Mint Floss Picks

Sunstar GUM

Gum Twisted Mint Floss Picks

Nylon bristles, plastic pick handle

C
D
PFASAll
C · Moderate2 flags

Lower PFAS concern for this product; standard nylon floss pick with no known PFAS-typical applications.

Risky category by default

Sunstar Butler Gum EasyThread Floss, Sample Pack, 100/Pk, 3200PQ | Frontier Dental

Sunstar GUM

Sunstar Butler Gum EasyThread Floss, Sample Pack, 100/Pk, 3200PQ | Frontier Dental

Nylon/polyester dental floss

C
C
PFASAll
C · Moderate

Lower concern; standard dental floss with no documented PFAS risk, but no brand transparency.

Risky category by default

GUM Advanced Care Flossers

Sunstar GUM

GUM Advanced Care Flossers

Nylon floss with plastic handle

C
D
PFASAll
C · Moderate2 flags

Lower-concern choice; minimal PFAS risk based on material type, but no brand transparency.

Risky category by default

Sunstar Gum Easythread Floss Patient Sample Packs, Count Box of 100 | 3200PQ | Safco Dental Supply

Sunstar GUM

Easythread Floss Patient Sample Packs, Count Box of 100 | 3200PQ | Safco Dental Supply

Nylon filament floss

C
D
PFASAll
C · Moderate2 flags

Lower PFAS concern; standard nylon floss with no known Teflon-family coating treatment.

Risky category by default

Sunstar Gum Butlerweave Floss

Sunstar GUM

Butlerweave Floss

Nylon monofilament fiber, unwaxed or wax-coated

C
D
PFASAll
C · Moderate2 flags

Lower PFAS concern; standard dental floss without known Teflon-family coating coatings, but brand discloses nothing.

Risky category by default

Gum Butlerweave Waxed Mint Dental Floss Box Of 144 Dispensers 12 Yard Each Sunstar - 1815Pyc

Sunstar GUM

Gum Butlerweave Waxed Mint Dental Floss Box Of 144 Dispensers 12 Yard Each Sunstar - 1815Pyc

Waxed nylon floss with wax coating

C
C
PFASAll
C · Moderate1 flag

Lower concern; traditional waxed floss rarely uses PFAS, but Sunstar makes no public disclosure.

Risky category by default

Every grade uses the same public rubric. How grades work →