I saw the same thing at a market near me with (as far as I could tell) orange EO and water! My BFF was going to let her spray it on her, I went off about photosensitivity and preservatives and wouldn't let her...
Here is his logic Carolyn: " Lavender is a camphorous herb, camphor is in Vics Vapo-Rub, Vics Vapo-Rub scientifically cures colds, therefore it must be anti-microbial!!" Oh and shaking is good enough to mix water and oil, everyone knows that!
Praise the lard!