✔ Place an open jar of Vicks in areas where flies and gnats gather (kitchen, garbage cans, windows).
✔ The scent will discourage them from staying.
4. Repel Spiders Naturally
✔ Rub a small amount of Vicks around corners, baseboards, and other places where spiders hide.
✔ Spiders hate menthol and will avoid these areas.
5. Keep Cockroaches Out
✔ Cockroaches can’t stand the smell of menthol and camphor.
✔ Dab a little Vicks in cabinets, under sinks, and around entry points to stop them from nesting.