Costco Oven Paper 50m x 30cm vs Baking Paper, Parchment, 70 Square Feet: which is safer?
If You Care Baking Paper, Parchment, 70 Square Feet is the clear pick. Costco Oven Paper 50m x 30cm carries a failing PFAS grade, and we never recommend buying a failing product.
Costco Oven Paper 50m x 30cm
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
LikelyFluorochemical residues (PFAS) in grease-resistant coating
PossibleSilicone coating thermal degradation
PossibleCoating adhesion loss and physical contamination
Our pick
If You Care
Baking Paper, Parchment, 70 Square Feet
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossiblePaper degradation and particulate shedding
Where these two actually differ
- We flag Fluorochemical residues (PFAS) in grease-resistant coating, Silicone coating thermal degradation and Coating adhesion loss and physical contamination on the and not on the If You Care.
- We flag Paper degradation and particulate shedding on the If You Care and not on the .
- The is silicone-coated paper with grease-resistant treatment where the If You Care is silicone-coated parchment paper, which is most of the difference in these two grades.
- The gap is 65 points, wide enough that this is not a close call, and the If You Care is the one to buy.
- We are less certain about the grade, at 35% confidence against 82%, because it discloses less.
Both products run through the same public rubric, which covers materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More parchment paper & baking liners, see the full ranking