Open Farm Review, Is Open Farm Non-Toxic?
Across 2 graded products, Open Farm averages Good (70/100). On disclosure, the brand says nothing publicly about PFAS. 2 of its products grade Good or better. Grades are model-based estimates, not lab results.
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
Worth buying from Open Farm Good or better, best-graded first
Open Farm
Farmer's Table Pork Grain Free Dry Dog Food
Paper/cardboard bag with plastic lining (typical dry pet food packaging)
Plastic migration from bag lining
Standard polyethylene or polypropylene bag liners can leach trace additives…
Microbial growth if bag compromised
Grain-free formulas with high legume content may support mold or bacterial growth if the…
Lower risk for PFAS in the product; standard dry pet food packaging without known high-risk coatings.
⚠Starting grade for this product type
Open Farm
Farmer's Table Pork Grain-Free Dog Kibble 11 lb
paper/cardboard bag with inner polymer coating (likely polyethylene)
Polymer liner degradation and microplastic shedding
Over extended storage (6-12 months), polyethylene liners can become brittle and fragment…
Moisture barrier failure and mold contamination
Pet food bag breaches (punctures, seam splits, fold cracks) allow humidity ingress…
Insect or pest contamination via packaging gaps
Dry pet food bags are vulnerable to weevils, mites, and moths if seams or closures are…
Lower risk for pet food packaging with no known PFAS trigger, but standard industry opacity on bag liners.
⚠Starting grade for this product type
Open Farm and PFAS, common questions
- Does Open Farm have PFAS?
- We graded 2 Open Farm products, averaging Good (70/100). 2 grade Good or better. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is Open Farm non-toxic?
- Open Farm Farmer's Table Pork Grain Free Dry Dog Food is the highest-graded Open Farm product we have scored, at 70/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
- Which Open Farm products are lower concern for PFAS?
- The highest-graded Open Farm products we have scored are Open Farm Farmer's Table Pork Grain Free Dry Dog Food, Farmer's Table Pork Grain-Free Dog Kibble 11 lb. That is our model-based estimate from materials and public disclosure, not a lab test.
Every grade uses the same public rubric. How grades work →