Start by pouring ½ cup of witch hazel (or vodka) and ½ cup of distilled water into a 4 oz glass spray bottle.
Add 1 tablespoon of vegetable glycerin if using.
Drop in your essential oils—30 to 40 drops total, combining your favorites.
Screw on the spray top and shake well to mix everything together.
Spray on exposed skin and clothing before going outdoors. Avoid eyes, mouth, and any broken skin. Shake before each use.