FoodStorageCheck

How long does sugar (brown) keep after opening in the pantry?

Official USDA FoodKeeper guidance for one exact storage condition

PantryAfter opening

18 to 24 months

This is storage guidance from the cited FoodKeeper record, not a guarantee that food remains safe through the final day.

Cool, dry pantry or cupboard

Answer basis

Food
Sugar
Preparation or package state
brown
Storage
Pantry
Timing
After opening
Source field
Pantry_After_Opening

Source: USDA FSIS FoodKeeper Data, data version 128.

See every listed condition for sugar