SESK: Stuff Everyone Should Know · sesk.info/trav-permethrin-skin
Where should permethrin products NEVER be applied?
Never on skin, only gear and clothes.
- On boots
- Directly on skin ✔
- On tents
Why: Permethrin is an insecticide for clothing, boots and gear. CDC says not to use permethrin products directly on skin. Use an EPA-registered repellent on skin.
Huh, didn't know that: Permethrin-treated clothing keeps protecting after several washings.
How do fleas travel? They itch-hike!
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References
Answer: Directly on skin. Permethrin is an insecticide for clothing, boots and gear. CDC says not to use permethrin products directly on skin. Use an EPA-registered repellent on skin.
- CDC Travelers' Health: Avoid Bug Bites wwwnc.cdc.gov/travel/page/avoid-bug-bites
Do not use permethrin products directly on skin
Checked 2026-10-10.
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