Sebaceous Filament / Skin Plug (Not an insect)

Scientific Name: N/A (Biological debris)

Order & Family: N/A

Size: 1 mm - 3 mm

Sebaceous Filament / Skin Plug (Not an insect)

Natural Habitat

Human skin, typically found in pores on the face, nose, or back.

Diet & Feeding

N/A (This is a collection of sebum and dead skin cells, not a living organism)

Behavior Patterns

Stationary. These naturally form within hair follicles as oil (sebum) and dead skin cells accumulate.

Risks & Benefits

Harmless biological function. They help channel oil to the skin's surface for moisturizing, though they are often mistaken for blackheads or parasites by laypeople.

Identified on: 2/26/2026