What to do
A loose particle in your own eye
- 1Wash your hands with soap and water.
- 2Flush the eye with a gentle stream of clean, lukewarm water — use an eyecup or small clean glass rested on the bone at the base of the eye socket, or let a gentle shower stream run on your forehead over the open eye.
- 3If you wear contacts, take the lens out before or while flushing — the particle can hide under it.
Helping someone else
- 1Wash your hands; seat the person in good light.
- 2Find the object: pull the lower lid down and have them look up; then hold the upper lid while they look down.
- 3If it's floating on the surface, flush it with clean warm water from a dropper, or tilt the head back and irrigate from a glass or gentle tap stream.
- 4Don't keep digging — if it won't flush out, stop and get medical help.
When to use it
- Windblown grit, campfire ash, sawdust, or an eyelash — extremely common outdoors.
- Telling "flush it" from "don't touch it, go to the ER." A loose speck vs. embedded metal, glass, or wood — the most important judgment in eye first aid.
- Why eye protection belongs on when using tools, splitting wood, or working near a fire.
Common mistakes & safety
- Never rub an eye with something in it. Rubbing can drag a particle across the cornea and scratch it.
- Never try to remove an embedded, protruding, or large object. You can drive it deeper and cause permanent damage — shield the eye lightly and get emergency care.
- Vision problems after an eye injury are an emergency — get help immediately.
- A lingering "something's still in there" feeling after you've flushed the object out is often a corneal scratch; if it lasts more than about a day, or comes with pain or redness, see a professional.
- Use clean water. Dirty water can introduce infection to an already-irritated eye.
- A chemical splash is different — it needs immediate, prolonged flushing with lots of water and emergency care.
Going deeper
- Why "don't remove embedded" is absolute. The eye is fragile, and an embedded object may be plugging a puncture — pulling it can cause the eye to lose fluid and vision. Stabilize and transport.
- The look up / look down trick exposes the surfaces under each lid, where a speck usually hides — often under the upper lid.
- Blinking and natural tears clear many tiny specks on their own; flushing helps the ones that don't.
Official source
Foreign object in the eye: first aid — Mayo Clinic →This is general first-aid information, not a substitute for professional care. A chemical splash or embedded object needs emergency evaluation.