Merrick · Pet Food Bags
Merrick Lil Plates Grain Free Small Breed Real Sweet Potato Dry Dog Food
Lower concern for PFAS, standard dry pet food bag without known risk factors, but manufacturer makes no PFAS disclosure.
Merrick's dry dog food bag is a conventional paper/cardboard package without advertised grease-resistant or water-resistant coatings. No public evidence of PFAS-containing treatments.
Shop Merrick on Amazon →Material
Paper/cardboard bag with standard interior coating
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Category baseline
food packaging is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
Merrick Lil Plates bags are standard paper/cardboard with interior plastic or wax coating to protect kibble from moisture and oxygen. The coating prevents grease migration and contamination but introduces minimal contact risk since dry kibble has low moisture and does not leach coatings under normal storage. No evidence suggests Merrick uses problematic interior liners like those found in some premium or boutique pet foods; the formulation itself (sweet potato, meat proteins) poses no inherent chemical hazard from packaging materials.
The brand's record and disclosure
Merrick is owned by Big Heart Pet Brands (now J.M. Smucker Company) and has a documented history of recalls, primarily for salmonella contamination in raw pet food lines (2013-2014), not packaging defects. The company does not publicly disclose PFAS testing or mitigation strategies for packaging, which is typical of the pet food industry but represents a transparency gap. No major chemical safety controversies linked to bag materials have been reported. Standard FDA compliance applies but does not include mandatory PFAS labeling.
How it compares in its category
Dry pet food bags from major manufacturers (Purina, Royal Canin, Iams) use nearly identical paper/cardboard-plus-coating construction, making Merrick materially typical. Some premium brands (Orijen, Acana) do not explicitly advertise packaging advantages, suggesting industry-wide reliance on conventional barrier materials. Grain-free formulations carry no packaging-specific risk relative to traditional kibble; the nutritional controversy around grain-free diets is unrelated to bag safety. Merrick's pricing and positioning place it in the mainstream market segment.
If you buy it
Store the bag in a cool, dry place away from direct sunlight and heat to preserve the interior coating and prevent rancidity; do not transfer to lined drawers or containers that trap humidity. Inspect the bag for punctures or grease seepage before purchase; minor surface grease is normal but holes indicate potential contamination. Use within 3-4 weeks of opening and reseal tightly between feedings to prevent oxidation and pest entry. No special handling is required beyond standard dry food storage practices.
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.”
Interior bag coating degradation
Standard polymer or wax liners degrade slowly over 6-12 months, especially if stored warm or in humid conditions. Risk to dry kibble is minimal since moisture content is low, but coating particles could theoretically contact food if bag is severely compromised.
Mold and bacterial growth in opened bag
Once opened, kibble can absorb airborne moisture and develop mold if stored in humid environments or left unsealed. This is a storage hazard, not a packaging defect, but the bag's coating integrity affects how quickly moisture penetrates.
Ink migration from exterior printing
Exterior inks are food-contact compliant under FDA rules for pet food bags. No documented cases of ink leaching into Merrick kibble; risk is theoretical and does not appear in safety literature for this product.
Heavy metals or pesticide residues in kibble itself
Packaging does not contribute to heavy metal or pesticide content in kibble; these would originate from ingredient sourcing or manufacturing, not the bag. Merrick's grain-free formula relies on sweet potato and meat proteins with standard agricultural contaminant profiles.
Allergen cross-contact from bag handling
Bag materials are inert and do not add allergenic compounds. For dogs with meat or plant allergies, the kibble formulation is the risk factor, not the packaging.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% 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 pet food bags 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.