Is it safe to store dry pasta in plastic bags for months?
Usually yes. Dry pasta is lower concern, but glass jars are better for long pantry storage.
What's actually in it
Dry pasta has very little water and almost no surface fat. That makes it a lower-concern food for plastic migration than hot, oily, or acidic foods.
Months of pantry storage still counts as long contact time. If you have the space, glass jars are the cleaner and more useful storage choice.
What the research says
A 2021 FDA review in Food Addit Contam Part A found that migration into dry foods is often assumed to be minimal, but some studies found higher migration than expected. The review names temperature, humidity, packaging material, food composition, and particle size as factors.
A 2025 study in J Hazard Mater found plasticizers in 85% of analyzed foods and showed that exposure varies by food and packaging context.
Leaving pasta in its original bag for a few months is usually fine. For longer storage, move it to glass jars and keep it cool, dry, and away from the stove.
The research at a glance
| Study | Journal | Year |
|---|---|---|
| Migration of food contact substances into dry foods: A review. | Food Addit Contam Part A Chem Anal Control Expo Risk Assess | 2021 |
| Plastic additives in the diet: Occurrence and dietary exposure in different population groups. | J Hazard Mater | 2025 |