Serenity · Incontinence Pads & Protection
TENA Serenity Ultra Thins Light Long Incontinence Pad
Waterproof pad with unnamed treatment; manufacturer silent on PFAS.
TENA's water-resistant coating formula is not public. The brand makes no PFAS claims and offers no independent testing results.
The better-graded swap
Tranquility
PBE Tranquility Personal Care Pads
70/100 safety
Same rubric that flunked this product. The swap earned Good.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Cellulose core with synthetic polymer topsheet and water-resistant backing
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What TENA Serenity Ultra Thins Light Long is made of, ingredients and materials
TENA Serenity Ultra Thins use a cellulose wood-pulp core (absorbent layer), a synthetic polymer topsheet (typically polypropylene to draw moisture away from skin), and a water-resistant backing layer whose exact composition is not publicly disclosed by the brand. The backing is the critical component for leak prevention but is also the most likely source of fluorinated compounds or other synthetic treatments used to repel liquid. Cellulose itself is low-risk, but the polymer topsheet and undisclosed backing warrant scrutiny regarding both chemical additives and potential skin irritation in sensitive users.
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.
Waterproof / stain-resistant treatment
Water-repellent coating treatments have historically used PFAS.
PFAS
The water-resistant layer is not Teflon-type coating but likely uses fluorinated surfactants or other C6/C8 PFAS compounds; brand silence on this ingredient is a red flag in an industry where fluorine chemistry is standard practice.
Source, ATSDR ↗Skin sensitization from synthetic polymers and adhesives
Polypropylene topsheet and any pressure-sensitive adhesives used to secure elastic gathers or side panels can trigger contact dermatitis in individuals with sensitive skin; TENA claims dermatologist testing but does not disclose full adhesive composition.
Bacterial or fungal growth from prolonged moisture contact
Incontinence pads maintain a moist microenvironment that can promote pathogenic colonization if not changed frequently; this is a use-pattern risk, not a product defect, but linked to chemical environment of the material.
What’s reassuring
Cellulose degradation and fragmentation
Cellulose core is stable and not known to shed microfibers or break down during normal use; however, if pads are damaged or overheated, fragmentation is theoretically possible.
Heavy metals
No recalls or public data indicate heavy metal contamination in TENA pads; however, the brand does not publish material testing reports to rule this out definitively.
Source, FDA ↗The full breakdown
The brand's record and disclosure
Essity (the parent company of TENA) has not published a public commitment to eliminating PFAS from incontinence products, despite growing industry pressure. TENA does not list detailed material composition or coating/treatment chemicals on product packaging or their consumer website. The brand holds certifications for skin compatibility (dermatologist-tested claims) but has not sought or promoted third-party standards like Cradle to Cradle or Oeko-Tex that would independently verify chemical content. This silence on waterproofing agents is the primary transparency gap.
How it compares in its category
Incontinence pads uniformly require water-resistant or waterproof backing, making this product typical in design. Competitors (Depend, Attends, Poise) face the same PFAS uncertainty because most manufacturers do not disclose backing treatments. Some smaller brands (e.g.Some retailers (Target, Reel, Aisle) have begun offering products with plant-based water-resistant backings or backings not identified as containing PFAS, though availability is limited. TENA's market position and reputation for absorbency means it is widely used but not differentiated by chemical transparency.
If you buy it
Change pads regularly (typically every 2 to 4 hours depending on flow) to minimize skin maceration and chemical contact time. Do not expose pads to direct heat (radiators, sunlight for extended periods) as polymer breakdown is unlikely at room temperature but unknown accelerants could increase leaching risk. Store in a cool, dry place away from humidity to prevent mold or bacterial growth in packaging. If skin irritation develops, discontinue use and contact the brand or dermatologist; consider requesting the material safety data sheet (MSDS) from Essity for the backing layer.
What we don’t know
- Basis
- Model estimate, 45% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Serenity has made none
Formulations change between production runs, so check the current label. How we grade.
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More incontinence pads & protection 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.