Dry Mouth Fluoride Toothpaste
Toothpaste formulations typically lower concern for PFAS.
Biotene dry mouth fluoride toothpaste contains standard oral care ingredients without known PFAS use. No brand disclosure on PFAS; typical toothpaste chemistry suggests lower concern.
We flunk more products than we pass. This one earned its grade. How we grade
Material
fluoride, glycerin, sorbitol, silica, cellulose gum
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What Dry Mouth Fluoride Toothpaste is made of, ingredients and materials
Biotene's dry-mouth formulation combines fluoride (active ingredient for cavity prevention), glycerin and sorbitol (humectants to retain moisture in the mouth), silica (abrasive for cleaning), and cellulose gum (thickener). None of these ingredients are known to accumulate in the body or pose systemic toxicity at use levels in toothpaste. Fluoride at standard toothpaste concentration (typically 1000-1500 ppm) is well-established as effective for dental health when used as directed; swallowing large amounts poses risk, but normal brushing involves minimal ingestion.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Fluoride ingestion toxicity
Acute toxicity from ingestion of large quantities of toothpaste is well-documented in pediatric poisoning cases. Biotene's fluoride concentration is standard and low concern when used as directed (minimal swallowing), but intentional or accidental ingestion of the full tube by a young child poses risk. This is a use-behavior hazard, not a product defect.
Abrasive wear on tooth enamel
Silica-based abrasives in toothpaste can contribute to enamel erosion with aggressive brushing, particularly in individuals with existing enamel loss or sensitivity. Biotene does not disclose its specific abrasivity (RDA) rating publicly; users with known enamel concerns should verify this metric or consult a dentist before use.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Allergenicity from flavor or fragrance components
Biotene toothpaste typically includes mint or similar flavoring agents. No widely reported allergic reactions to Biotene's formulation are on public record, but individuals with sensitivities to menthol or other flavorings should review the ingredient label. This is not a known issue with this product.
Sorbitol osmotic effect
Sorbitol is a sugar alcohol used as a sweetener and humectant. When swallowed in small amounts (normal toothpaste use), it does not cause harm. Individuals with fructose malabsorption who swallow significant toothpaste may experience gastrointestinal symptoms, but this is not a concern with proper use.
Heavy metals
Silica is a mineral abrasive and does not bioaccumulate; colorants (if present) in toothpaste are regulated by FDA. No recalls or testing failures for heavy-metal contamination of Biotene are on record. Standard regulatory oversight applies.
Source, FDA ↗How is this PFAS grade calculated?
The brand's record and disclosure
Biotene is owned by GlaxoSmithKline, a major oral-care manufacturer. The brand does not publicly issue detailed PFAS or chemical safety statements, but no recalls or regulatory findings specific to Biotene fluoride toothpaste for chemical hazards are on public record. The product is formulated to address xerostomia (dry mouth), a legitimate therapeutic need, and is recognized by dental professionals. Absence of proactive disclosure is not unusual in the toothpaste category.
How it compares in its category
Dry-mouth toothpastes typically rely on glycerin and sorbitol to increase hydration, as Biotene does. This formulation is standard and does not introduce elevated risk compared to conventional fluoride toothpastes. Biotene's silica-based abrasive is common; abrasiveness can be a concern with heavy-handed brushing or sensitive teeth, but is not a chemical hazard unique to this product. Fluoride toothpastes as a class have been used safely for decades in populations with normal swallowing behavior.
If you buy it
Use as directed, apply a pea-sized amount to a soft toothbrush and brush for two minutes twice daily. Do not swallow; spit out after brushing. This guidance applies to all fluoride toothpastes and is especially important for children under six years old. Store in a cool, dry place and replace when empty. No special handling or maintenance is required; the product is stable in standard bathroom conditions.
What is not known about PFAS in this product?
- Basis
- Model estimate, 78% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Biotene has made none
Formulations change between production runs, so check the current label. How we grade.
More toothpaste grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.