McDonald's · Fast-Casual Food Packaging
Custom Food Paper Fast Food Packaging
Skip until McDonald's discloses coating chemistry or testing.
Fast-food wrapper coating type unknown; grease-resistance typically requires fluorinated compounds. No public PFAS disclosure or third-party testing available.
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Material
Paper with grease-resistant coating, composition unspecified
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Waterproof / stain-resistant treatment
water-repellent coating treatments have historically used PFAS.
Category baseline
food packaging is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
McDonald's food packaging is paper with a grease-resistant coating, but the exact chemical composition of that coating is proprietary and not publicly disclosed. Grease barriers in food paper typically use fluorinated compounds (PFAS), silicones, or wax-based systems. Without McDonald's disclosing which type is used, you cannot assess whether the coating migrates into food, especially under heat or with fatty foods. The substrate (paper itself) is likely virgin or recycled fiber, but the coating is the safety variable.
The brand's record and disclosure
McDonald's has not publicly committed to phasing out PFAS in food contact packaging or disclosed testing for PFAS migration. The company has faced lawsuits and investigations regarding PFAS in packaging in multiple jurisdictions but has not issued detailed ingredient lists or safety certifications for this product. No independent third-party certification (e.g., FDA migration testing, NSF, or ISO standards compliance) is advertised for these wrappers. Silence on coating chemistry in a high-volume, globally distributed product is a red flag for consumer transparency.
How it compares in its category
Most fast-food chains use similar fluorinated grease-barrier coatings; McDonald's is not unique, but competitors (Chipotle, some regional chains) have begun transitioning to PFAS-free alternatives or disclosing their coating type. Uncoated paper (compostable kraft) or silicone-coated paper are technically available but less grease-resistant. Plastic-lined paper (polyethylene) is also common but introduces microplastic and BPA concerns. McDonald's lack of transparency puts it behind industry leaders who voluntarily test and report on packaging safety.
If you buy it
If you consume food in these wrappers, limit direct contact with the coating (e.g., unwrap at a plate rather than eating in the wrapper). Do not heat the wrapper in a microwave or oven; PFAS and other coating components can volatilize or migrate more readily at elevated temperature. For takeaway food, transfer to uncoated containers as soon as practicable. This is a passive exposure (you cannot control McDonald's supply chain), so the main lever is frequency of consumption and awareness that coating safety is not independently verified.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
PFAS in grease-resistant coating (non-exhaustive PFAS assessment)
Multiple studies have detected PFAS in fast-food packaging, including McDonald's wrappers in peer-reviewed research. McDonald's has not disclosed whether PFAS is present, at what concentration, or whether migration testing has been done.
Coating migration into food under heat
Grease-barrier coatings can migrate into fatty or acidic foods, especially if the wrapper is used to hold warm food. McDonald's has not published migration data under realistic use conditions (temperature, contact time, food type).
Undisclosed chemical additives in coating
Grease-resistant coatings may contain slip agents, surfactants, or crosslinkers beyond the primary polymer. Without ingredient disclosure, presence of BPA, phthalates, or other endocrine disruptors cannot be ruled out.
Recycled fiber contaminants (if recycled paper feedstock)
If the paper substrate includes recycled content, it may carry residual contaminants from previous food or industrial use. McDonald's does not specify fiber sourcing, making assessment of this risk incomplete.
Microplastic shedding from coating degradation
No published data suggests this wrapper coating sheds microplastics during normal use; however, degradation over time is not independently monitored.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 35% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
More fast-casual food packaging 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.