Drugstore Beetle

Scientific Name: Stegobium paniceum

Order & Family: Coleoptera: Ptinidae

Size: 2.25 mm to 3.5 mm in length

Drugstore Beetle

Natural Habitat

Found worldwide in human dwellings, particularly in pantries, kitchens, and warehouses where dried foods are stored.

Diet & Feeding

Broad range of dried plant products including flour, bread, spices (like paprika), breakfast cereals, and even prescription drugs.

Behavior Patterns

They are capable of flight and are attracted to light. The larvae are the primary feeders, while adults often do not eat and focus on reproduction.

Risks & Benefits

They are a common household pest that can contaminate and ruin stored food. They pose no direct physical harm to humans but can cause significant economic loss by spoiling pantry items.

Identified on: 12/31/2025