PFAS25/ 100Poor
Overall3/ 100Bad
Skinnypop Gluten-Free Sea Salt Microwave Popcorn

· Microwave Popcorn

Skinnypop Gluten-Free Sea Salt Microwave Popcorn

Poor

Microwave popcorn bags often contain grease-resistant PFAS; brand silent on composition.

Verdict: SkipPFAS in bag lining is the primary concern; no other documented hazards in popcorn itself, but brand transparency is absent.

Microwave popcorn bags typically use fluorinated grease-resistant coatings to prevent oil transfer. Skinny Pop does not publicly disclose PFAS status or commit to PFAS-free materials.

The safe swap

Pirate's Booty Aged White Cheddar Pokemon Puffs

Pirate's Booty

Pirate's Booty Aged White Cheddar Pokemon Puffs

70/100 safety

70Good

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

paper/cardboard microwave popcorn bag with grease-resistant coating

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

Waterproof / stain-resistant treatment

water-repellent coating treatments have historically used PFAS.

65/ 100
♾️

Category baseline

food packaging is a category where PFAS exposure is more common.

75/ 100
♾️

No PFAS disclosure

No public statement about PFAS in this product.

85/ 100
♾️

PFAS

Grease-resistant microwave popcorn linings typically contain PFAS; Skinnypop's silence on this and lack of PFAS-free certification indicate probable use. Migration into popcorn increases with heat, especially at microwave temperatures.

Source: ATSDR
20/ 100

Coating degradation and leaching over time

Cardboard bag linings are subject to moisture, temperature, and oxidative stress during storage and heating. Degraded coatings may release polymer fragments or residual chemicals into the product; no specific data exists for Skinnypop bags, but this is a known issue across the category.

70/ 100

What’s reassuring

Mineral oil or alkane residues in paper pulp

Food-contact paper is sometimes treated with mineral oils as lubricants during manufacture. Skinnypop bags show no documented reports of contamination, and FDA regulations limit this, but disclosure is absent.

95/ 100

Acrylic or other synthetic binders in ink/labels

Outer bag printing and labeling may contain non-food-grade solvents or adhesives. No specific incidents or complaints are on record for Skinnypop, and outer surfaces do not contact food directly during normal use.

95/ 100
🐛

Pesticide residue

Skinnypop does not claim organic certification. Commodity corn may contain trace pesticide residues within legal limits; no specific contamination alerts exist for this brand or product line.

Source: EPA
95/ 100

The full breakdown

What it's made of and why it matters

Skinnypop Gluten-Free Sea Salt Microwave Popcorn is packaged in a paper/cardboard bag with a grease-resistant interior coating, standard for microwave popcorn to prevent oil and moisture from degrading the bag during heating. The lining is the critical component here: microwave popcorn bags routinely use fluorinated compounds (PFAS) to achieve grease resistance, which migrate into food when heated. The popcorn itself (corn kernels, salt, oil) carries minimal chemical hazards if the kernel supply is standard commodity corn.

The brand's record and disclosure

Skinnypop (owned by Amplify Snack Brands) does not publicly disclose the chemical composition of its microwave bag linings or confirm PFAS-free status. No third-party certifications (e.g., GreenGuard, BPA-Free) are marketed for this product. The brand has not issued statements responding to PFAS concerns in popcorn packaging, placing it in the silent-stance category shared by most conventional popcorn manufacturers.

How it compares in its category

Most mainstream microwave popcorn brands (Orville Redenbacher, Act II, Pop Secret) have similar packaging and no public PFAS commitments. Some smaller or premium brands (Angie's Boom Chicka Pop, Lesser Evil) market PFAS-free or phased-down alternatives, though verification is limited. Skinnypop is positioned as a 'health-conscious' snack but does not extend that marketing to packaging chemistry, a common gap in the category.

If you buy it

Follow standard microwave popcorn safety: use the product within 12 months (coating integrity degrades over time), do not overheat or let the bag char, and ensure bag lining remains intact before cooking. If concerned about PFAS exposure, consider stovetop or air-popped alternatives with no chemical-treated bag lining. Store unopened bags in a cool, dry place away from light to slow coating oxidation.

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
has made none

Formulations change between production runs, so check the current label. How we grade.

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paperboard bag with standard food-contact lining

PFAS Grade70Good
Overall Grade58Good
⛏️

Polymer food-contact lining leaching

Limited concern

70
🫧

Microplastic fragmentation

Limited concern

70
⚠️

Moisture barrier failure and mold/bacterial growth

Limited concern

70

Lower concern snack. Standard food packaging, no known PFAS triggers.

Risky category by default

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Overall Grade66Good
⚠️

Mold or mycotoxin growth on damp packaging

Limited concern

70

Lower concern; typical snack packaging without known PFAS treatment.

Risky category by default

More microwave popcorn 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.