PFAS in Mattresses, Where Certification Actually Changes the Grade

Most categories in our database top out short of a perfect score because nobody publishes anything. Mattresses are the exception. Three Avocado mattresses reach 100 out of 100, and they get there on the strength of certifications recorded against them rather than on a materials description alone. Nothing else in our bedding data does that.

The rest of the category clusters at 75, a spread of conventional foam and innerspring mattresses from Casper, Sealy and Tempur-Pedic whose construction is described plainly but which carry no certification and no PFAS statement. Two products fall to 30, and in both cases the reason is a treatment applied to the cover rather than the mattress inside it.

Summary comparison table

Product	PFAS grade	Verdict
Avocado Vegan Mattress	Excellent, 100/100	MADE SAFE, GOTS and OEKO-TEX recorded, plus a brand PFAS-free claim
Avocado Organic Hybrid Mattress	Excellent, 100/100	Organic cotton, latex and wool with GOTS and MADE SAFE recorded
Avocado Organic Wool Mattress	Excellent, 100/100	Organic wool, cotton and latex, same certifications
Casper One Mattress	Excellent, 75/100	Polyurethane foam with a polyester cover, no treatment described
Casper Element Mattress	Excellent, 75/100	Polyester and cotton blend cover over polyurethane foam
Casper Cloud One Mattress	Excellent, 75/100	Polyurethane foam with a cotton and poly cover
Tempur-Pedic TEMPUR-Adapt Medium	Excellent, 75/100	Viscoelastic polyurethane foam with a polyester and cotton cover
Tempur-Pedic TEMPUR-LuxeAdapt	Excellent, 75/100	Proprietary polyurethane-based foam, no cover treatment described
Sealy Memory Foam Mattress	Excellent, 75/100	Polyurethane memory foam with a cotton blend cover
Sealy Posturepedic Medina II Wrapped Coil 14"	Excellent, 75/100	Wrapped steel coils, foam and a polyester cover
Sealy Posturepedic Medina II Wrapped Coil 13"	Excellent, 75/100	Steel coils, polyurethane foam, cotton and poly blend
Sealy Posturepedic Plus Hybrid Norman II	Excellent, 75/100	Foam core with a fabric cover, composition unspecified
Sealy Essentials Cool Touch 11" Hybrid	Excellent, 75/100	Polyurethane foam, synthetic fiber blends and steel
Tempur-Pedic TEMPUR-LuxeBreeze	Poor, 30/100	Memory foam with a moisture-managing cover treatment
Sealy Posturepedic Elite Hybrid II	Poor, 30/100	Our lowest grade here, a treated cover on foam and coils

How we graded these mattresses

Every grade in this article is a model-based estimate built from publicly available materials disclosures, certifications and brand documentation, not a lab test performed by our team. A high score means lower concern based on reviewed sources, never PFAS-free and never safe. We record a certification as a claim attached to a product, not as verification we repeated. The recorded concerns across the category were VOC off-gassing including formaldehyde and other aldehydes, chemical sensitivity from long-term off-gassing, undisclosed water-resistant and flame-barrier treatments on the fabric cover, and degradation of the cover and foam over time. You can compare any specific mattress using our PFAS product finder.

Why this is the one category where certification pays

Across most of our database, certifications turn out to address something other than PFAS. A compostability certification says a bowl breaks down. An organic certification says how cotton was grown. Neither tells you about a coating. Mattresses are different, because the certification most relevant here is recorded against the finished product rather than one input.

The three Avocado mattresses carry MADE SAFE alongside GOTS and OEKO-TEX in our records, and MADE SAFE is the one scheme in our data that addresses PFAS directly. That combination is what separates 100 from 75, not the natural latex or the organic wool. A conventional foam mattress with an honestly described polyester cover and no certification sits at 75 and is not being called a problem.

The Excellent tier at 100, and what it costs

Avocado Vegan Mattress is the strongest entry in our bedding data, built from organic cotton, natural latex and coconut coir, carrying three certifications and a brand PFAS-free claim. Pros include being the only mattress here where the claim is backed by a scheme that addresses PFAS specifically. Cons include price, since certified organic latex mattresses sit well above the conventional market, and firmness, since latex and coir sleep differently from memory foam.

The Organic Hybrid and Organic Wool models grade the same 100 on the same certification stack. Worth noting honestly, our records show no brand PFAS statement on those two, so their grade rests on the certifications alone.

The Excellent tier at 75

Ten conventional mattresses share this grade, including every Casper we graded, most of the Sealy range and two Tempur-Pedic models. They are polyurethane foam, steel coils and plain polyester or cotton covers, described without any added treatment.

Pros include that a plainly described foam mattress gives our model nothing to flag. Cons are worth taking seriously and have nothing to do with PFAS. VOC off-gassing from polyurethane foam is the most commonly recorded concern in this category, and it is the reason a new foam mattress is usually aired before use. That is a separate question from the one this guide measures.

The Poor tier, 30 out of 100

Two mattresses fall sharply, and in both cases it is the cover rather than the core. The Tempur-Pedic TEMPUR-LuxeBreeze carries a moisture-managing cover treatment and the Sealy Posturepedic Elite Hybrid II a treated cover, neither described chemically.

Both are cooling or performance models, which is the pattern. The feature being sold, a cover that moves moisture away from you, is delivered by a finish, and the finish is not named. There are no pros to highlight from a PFAS grading standpoint on these two. The con is that the same brands make plainly described mattresses that grade 75, so the treatment is a choice rather than a necessity.

What to avoid

• Cooling, moisture-wicking or performance covers where the treatment is not chemically described. Both bottom-tier products here are exactly that, and both brands offer untreated models that grade 75.
• Assuming the expensive model in a range is the better-graded one. Tempur-Pedic's LuxeBreeze grades 30 while its Adapt grades 75.
• Reading organic or natural as covering the finished mattress. It is the MADE SAFE certification recorded against the Avocado products, not the organic cotton, that separates 100 from 75 here.
• Ignoring off-gassing because this page is about PFAS. VOCs from polyurethane foam are the most commonly recorded concern in this category and apply across the 75 tier.

The same treatment question runs through the rest of the bed. Our mattress protectors guide found that every waterproof protector we graded scores badly, our stain-resistant bed sheets category covers the layer above, and the PFAS hazard page explains why water and stain-resistant finishes attract scrutiny.

Our pick

Based on available materials and recorded certifications, the Avocado Organic Hybrid Mattress is our top pick at 100 out of 100, as a certified product that sleeps closest to a conventional innerspring. If the certified organic price is not realistic, the honest position is that a plainly described conventional mattress at 75, such as the Casper One or a standard Sealy Posturepedic, is not a product our data raises a PFAS concern about. What we would steer you away from is paying extra for a cooling cover whose chemistry nobody states. These are estimates built from disclosed materials and recorded claims, not laboratory proof we performed, and no product here is being called PFAS-free or safe by us.

FAQ

Do mattresses contain PFAS?

Our data does not raise a PFAS concern about the mattress core in any product here. Where a grade drops it is the cover, specifically a moisture-managing or performance treatment whose chemistry is not disclosed. Thirteen of the fifteen mattresses we graded sit at 75 or above.

Is an organic mattress worth it for this?

The three mattresses reaching 100 are organic, but our model responds to the MADE SAFE certification recorded against them rather than to the organic fiber itself. An organic mattress with no PFAS-relevant certification would grade like the rest of the field. If certification is what you are buying, that is the thing to check for on the label.

What about off-gassing?

VOC off-gassing from polyurethane foam, including formaldehyde and other aldehydes, is the most frequently recorded concern in this category and applies broadly across the conventional mattresses at 75. It is a different question from PFAS and our grade does not measure it, but it is the reason a new foam mattress is usually aired before it is slept on.

Should I be worried about health effects from a lower-graded mattress?

Any discussion of PFAS and health in our guides describes association, not proven causation, and grades measure estimated chemical concern based on materials and disclosure, not a medical risk assessment for any individual. If you want to reduce potential exposure in a bedroom, cross-reference products using our PFAS product finder alongside our mattress protectors guide.