Silikomart Muffin Baking Mold
Lower concern; silicone-only bakeware typically avoids PFAS, but brand offers no transparency.
Silicone baking molds require no water-repellent or stain-resistant chemical treatments to function. Silikomart does not explicitly confirm absence of PFAS in manufacturing or additives.
The safe swap
GreenPan
GreenLife 12 Cup Ceramic Non-Stick Muffin Pan
90/100 safety
Same rubric that flunked this product. The swap earned Excellent.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Silicone (uncoated)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What’s concerning
Category baseline
PFAS exposure happens more often with clothing products.
No PFAS disclosure
The company has not publicly discussed PFAS in this product.
Silicone degradation and microcracking
Prolonged exposure to high heat (above 260°C), abrasive cleaning, or contact with certain oils can cause surface cracking or softening over 2-5 years of regular use. While degraded silicone itself is not acutely toxic, visible damage is a signal to replace the mold to avoid potential fibers in food.
Oligomer leaching from low-quality silicone
Unverified silicone sources may contain trace cyclic oligomers (siloxanes) that could leach into fatty foods when heated; established food-grade silicone suppliers minimize this risk substantially. The absence of third-party certification for this brand makes the purity difficult to verify independently.
Mold and bacterial growth if not dried
Silicone's texture can trap moisture in crevices; if stored damp or not dried thoroughly after washing, bacterial or mold colonies may develop. This is a use/storage hazard rather than a material hazard, managed by proper drying and storage protocols.
What’s reassuring
Safe base material
Made from ceramic, mineral, or natural fiber with no PFAS risk.
Lead
No recalls or documented cases of heavy-metal contamination in food-grade silicone molds from this brand have been identified. Most food-grade silicone uses approved colorants, but unverified production sources carry theoretical risk; not established as a problem for Silikomart/Silicone King products.
Source: ATSDR ↗Formaldehyde / VOCs
Cured silicone does not typically off-gas formaldehyde or industrial VOCs. If a new mold smells strongly of chemical odor, brief pre-heating or airing may reduce any residual volatile compounds from manufacturing, but this is not a documented safety issue for this product category.
Source: ATSDR ↗The full breakdown
What it's made of and why it matters
This product is food-grade silicone, a synthetic rubber polymer that does not leach metals, BPA, or phthalates under normal baking conditions. Silicone is chemically inert at typical oven temperatures (up to 230-260°C / 450-500°F) and does not degrade into microplastics or toxic fumes when used as directed. Unlike metal bakeware with ceramic or non-stick coatings, silicone molds eliminate risks of lead-contaminated glazes, Teflon-type coating degradation, and aluminum leaching into food.
The brand's record and disclosure
Silicone King (Silikomart's parent brand line) does not publish detailed material safety data sheets, certifications (FDA, LFGB, or independent testing), or manufacturing transparency on this product. The brand has no recorded safety recalls or major controversies in consumer safety databases, but the lack of proactive disclosure about sourcing and testing standards is notable. No third-party certifications (e.g., BPA-free verification) are prominently advertised, leaving buyers to rely on material type alone.
How it compares in its category
Silicone molds are among the safest bakeware options relative to ceramic-coated steel molds, traditional non-stick pans, or glazed ceramic muffin tins, all of which carry documented risks of contaminants. Standard metal muffin tins offer durability advantages but require inspection for enamel damage and leaching; silicone is more forgiving in this regard. This product trades some thermal conductivity and durability for chemical safety, making it a reasonable middle ground for consumers prioritizing food contact safety.
If you buy it
Use the mold only within manufacturer temperature limits (typically 230°C / 450°F maximum; verify your package). Hand wash or use gentle machine cycles to avoid abrasion and microcracking, which can shorten lifespan or create surface degradation. Replace if visible tears, pitting, or permanent discoloration appears. Store in a cool, dry location away from sunlight to slow silicone degradation; avoid prolonged contact with very hot oils or prolonged heating above rated temperatures.
What we don’t know
- Basis
- Model estimate, 78% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Silicone King has made none
Formulations change between production runs, so check the current label. How we grade.
Safer alternatives in Muffin Tins
GreenPan
GreenLife Ceramic Nonstick Muffin Pan
Ceramic nonstick coating (proprietary blend)
Ceramic coating degradation and particle ingestion
Limited concern
Aluminum leaching (if base is aluminum)
Limited concern
Lower concern; ceramic nonstick lacks verification from independent third parties.
⚠Risky category by default
GreenPan
GreenLife 12 Cup Ceramic Non-Stick Muffin Pan
Ceramic non-stick coating (proprietary GreenPan Thermolon)
Ceramic coating degradation and aluminum exposure
Limited concern
Migration of coating components into food
Limited concern
Lower concern; ceramic muffin pan has established PFAS-free claims without third-party verification.
⚠Risky category by default
More muffin tins 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.