Compostable Food Storage Container 5ct vs 24 oz Compostable PLA Clear Clamshell Deli Containers w/Lids: which is safer?
Matter Compostable Food Storage Container 5ct is our pick, better on PFAS and on the overall hazard picture.
Our pick
Matter
Compostable Food Storage Container 5ct
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleMicrobe/mold growth if stored damp
PossibleCellulose degradation under repeated hot/wet stress
24 oz Compostable PLA Clear Clamshell Deli Containers w/Lids
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleOligomer leaching (minor, temperature-dependent)
PossibleMicroplastics from degradation
PossibleBacterial or mold colonization (packaging-related)
Where these two actually differ
- We flag Microbe/mold growth if stored damp and Cellulose degradation under repeated hot/wet stress on the Matter and not on the .
- We flag Oligomer leaching (minor, temperature-dependent), Microplastics from degradation and Bacterial or mold colonization (packaging-related) on the and not on the Matter.
- The Matter is Plant-based fiber pulp (compostable) where the is PLA (polylactic acid) plastic clamshell, which is most of the difference in these two grades.
- The gap is 30 points, wide enough that this is not a close call, and the Matter is the one to buy.
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 food packaging, see the full ranking