Avoiding Needles Isn’t Enough: They Can Now Vaccinate You Through the Air or In Your Food. “This isn’t theory,” stressed attorney Tom Renz. “This is I can show you they’re doing studies on this. They can vaccinate you through the air, through your skin, through an injection, or through your food. I have studies on all of these that show each one of these as being viable. So they can aerosolize vaccines and put it in you and if you think you can’t be vaccinated through the skin, they found that there’s a path through the hair follicles.” DVM 360, a veterinary news publication, noted, “A spray vaccine could quickly inoculate a flock of chickens”.