Fat Daddio's · Silicone Baking Molds
Fat Daddio's Silicone Bakeware Hemisphere 4 oz, Is It Non-Toxic?
Lower concern. Silicone bakeware lacks inherent PFAS risk.
This food-grade silicone baking mold is not Teflon-type coating and typically requires no PFAS treatment. No public evidence of PFAS exists in these products, though brand offers no explicit disclosure.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
silicone rubber
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
You may also be interested in
Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
Is Fat Daddio's Silicone Bakeware Hemisphere non-toxic? What it is made of
Fat Daddio's hemisphere bakeware is made of food-grade silicone rubber, a synthetic polymer that does not contain the ceramic glazes, metal coatings, or non-stick Teflon-family coating (Teflon-type coating) found in traditional cookware. Silicone is thermally stable and non-reactive across typical baking temperatures (up to 500-600°F), meaning it does not leach metals like aluminum or cadmium and does not degrade into harmful fumes during normal use. The material is chemically inert and inherently resistant to the coating degradation problems that plague enameled cast iron or non-stick skillets.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Residual volatile organic compounds (VOC) off-gassing during first use
New silicone bakeware may release a temporary rubber-like odor due to manufacturing residues; this is normal, fades rapidly with washing and use, and is not documented as a health hazard in food-contact silicone. No brand-specific reports exist.
Migration of silicone monomers or oligomers into food
Silicone can release trace cyclic oligomers into fatty foods when heated; regulatory bodies (FDA, EU) permit migration below detection limits for food contact. No brand-specific testing data is public, but silicone has no hazard of this kind on record in food contact applications.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Silicone polymer degradation at extreme heat
No documented cases of Fat Daddio's hemisphere molds degrading or leaching chemicals at normal baking temperatures (below 600°F). Silicone is thermally stable in this range; risk is theoretical if used far beyond manufacturer specifications.
Bacterial growth in crevices or damage
Silicone's non-porous surface resists bacterial colonization far better than porous ceramics or wood. Risk only materializes if the product is damaged, creating seams or tears where moisture can lodge; inspect before each use.
Lead
Food-grade silicone does not inherently contain lead, cadmium, or antimony. No recalls or test findings link Fat Daddio's silicone products to heavy metal contamination. This hazard class is not a concern for this material.
Source, ATSDR ↗How is this PFAS grade calculated?
The brand's record and disclosure
Fat Daddio's is a silicone bakeware specialist with no public safety recalls, documented contamination incidents, or health complaints on record. The brand does not publish detailed chemical safety certifications or PFAS testing results, reflecting an industry-wide pattern of minimal transparency in silicone manufacturer disclosure. However, the absence of controversy does not indicate poor practice; it reflects that silicone bakeware is a lower-hazard category overall and Fat Daddio's maintains a stable market presence without safety incidents.
How it compares in its category
Silicone baking molds present lower concern than ceramic hemisphere molds (which may contain lead in glazes) and steel or aluminum alternatives (which can leach metals if uncoated). They eliminate Teflon-type coating non-stick fume risk entirely, unlike silicone-coated metal or traditional non-stick cookware. Fat Daddio's silicone products are comparable in safety profile to other established silicone bakeware brands and present no category-specific liability.
If you buy it
Confirm the bakeware is labeled food-grade silicone and store it away from direct sunlight and heat when not in use to prevent slow degradation of the polymer. Do not exceed 600°F (the typical silicone temperature ceiling). Inspect periodically for tears, discoloration, or odor; silicone can occasionally emit a faint rubbery smell early in use, which is normal and fades with washing. Hand wash or use mild dish soap; harsh detergents and abrasive scrubbers may accelerate surface wear over years of heavy use.
What is not known about PFAS in this product?
- Basis
- Model estimate, 78% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Fat Daddio's has made none
Formulations change between production runs, so check the current label. How we grade.
More silicone baking molds 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.