FOOD STORAGE GUIDE
How long does peanut butter (natural) last?
SOURCE USDA FOODKEEPER · DATASET V128
Peanut butter (natural) keeps about 3–4 months in the refrigerator, per USDA FoodKeeper guidance.
| Where | How long | Notes |
|---|---|---|
| Refrigerator | 3–4 months | After opening. |
Data: USDA FoodKeeper, dataset version 128. Windows assume typical products stored properly.