Fat Daddio's Review, Is Fat Daddio's Non-Toxic?
Across 9 graded products, Fat Daddio's averages Good (66/100). On disclosure, the brand says nothing publicly about PFAS. 1 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.
Does Fat Daddio's have PFAS, by category
Worth buying from Fat Daddio's Good or better, best-graded first
Fat Daddio's
ProSeries Silicone Baking Mat
Silicone rubber
Bacterial or mold growth in crevices
If the mat develops tears, wrinkles, or surface damage, food particles and moisture can…
Surface adhesion of food residues or oils
Over time, silicone mats can absorb oils and food odors, particularly if used at high…
Silicone baking mats are lower concern; no PFAS expected.
⚠Starting grade for this product type
Graded and flagged Poor and Bad, we’d swap these
Fat Daddio's
ProSeries Silicone Baking Mat
silicone (elastomer)
Silicone elastomer degradation under prolonged high heat
While silicone is thermally stable, repeated exposure above 600°F or contact with…
Mold or bacterial growth if stored wet
Silicone's porous texture can trap moisture if not fully dried before storage, creating…
Silicone mat carries lower PFAS concern with no coating on record.
⚠Starting grade for this product type
Fat Daddio's
Silicone Baking Mold
silicone elastomer
Heavy metals
Silicone molds are often pigmented for color. Fat Daddio's does not publicly disclose…
Lower concern. Silicone elastomer is not a material linked to PFAS.
⚠Starting grade for this product type
Fat Daddio's
Silicone Hemisphere
silicone
Silicone degradation over time
Silicone molds lose elasticity and may develop odor or staining after 3-5 years of…
Mold or bacterial growth (storage)
Silicone retains moisture and can harbor mold if stored damp. This is a hygiene issue…
Silicone material not linked to PFAS in typical use.
⚠Starting grade for this product type
Fat Daddio's
Silicone Bakeware Hemisphere 4 oz
silicone rubber
Residual volatile organic compounds (VOC) off-gassing during first use
New silicone bakeware may release a temporary rubber-like odor due to manufacturing…
Migration of silicone monomers or oligomers into food
Silicone can release trace cyclic oligomers into fatty foods when heated; regulatory…
Lower concern. Silicone bakeware lacks inherent PFAS risk.
⚠Starting grade for this product type
Fat Daddio's
Hemisphere Silicone Baking Mold
Food-grade silicone (elastomer)
Microplastic shedding
Prolonged use, mechanical wear, or exposure to sharp utensils or acidic foods may cause…
Mold or bacterial colonization
If not dried thoroughly after washing or stored in damp conditions, silicone's porous…
Surface discoloration or staining
Fat Daddio's silicone molds may absorb color from batter (especially red velvet, beets)…
Permanent deformation or tearing
Silicone molds can permanently warp, crease, or tear if twisted, overfilled, or stored…
Lower concern. Food-grade silicone is not a material linked to PFAS.
⚠Starting grade for this product type
Fat Daddio's
Silicone Bakeware Hemisphere
food-grade silicone
Silicone polymer degradation and leaching at high heat
While food-grade silicone is stable under normal baking, prolonged exposure above…
Lead
Silicone molds can tear with mishandling or become brittle with age. Once compromised…
Mold or bacterial colonization in crevices if improperly cleaned
Silicone texture can trap residue in microscopic grooves if not dried thoroughly after…
Lower concern. Food-grade silicone is not a material linked to PFAS.
⚠Starting grade for this product type
Fat Daddio's
Silicone Bakeware Muffin
silicone elastomer, non-coated
Thermal degradation and fume release
Silicone can emit trace amounts of siloxane vapors if overheated well above typical use…
Lower concern. Silicone elastomer is not a material linked to PFAS.
⚠Starting grade for this product type
Fat Daddio's
4.4oz Cube Silicone Baking Mold
silicone (food-grade)
Silicone degradation or leaching at high temperature
While food-grade silicone is stable at normal baking temperatures, extreme or prolonged…
Bacterial or mold growth in crevices
Silicone's porous surface and the cube mold's interior geometry can trap moisture and…
Residual solvents or unreacted monomers
Low-cost silicone molds may retain trace amounts of unreacted vinyl or methyl groups from…
Silicone molds carry lower concern and have no PFAS-typical coatings.
⚠Starting grade for this product type
Fat Daddio's and PFAS, common questions
- Does Fat Daddio's have PFAS?
- We graded 9 Fat Daddio's products, averaging Good (66/100). 1 grade Good or better. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is Fat Daddio's non-toxic?
- Fat Daddio's ProSeries Silicone Baking Mat is the highest-graded Fat Daddio's 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 Fat Daddio's products are lower concern for PFAS?
- The highest-graded Fat Daddio's products we have scored are Fat Daddio's ProSeries Silicone Baking Mat. That is our model-based estimate from materials and public disclosure, not a lab test.
- Which Fat Daddio's products should I avoid?
- The lowest-graded Fat Daddio's products we have scored are Fat Daddio's 4.4oz Cube Silicone Baking Mold, Fat Daddio's Silicone Bakeware Muffin, Fat Daddio's Silicone Bakeware Hemisphere. Each one links to the evidence behind its grade.
Every grade uses the same public rubric. How grades work →