https://apnews.com/article/fact-check-covid-vaccine-food-misinformation-41aaa639bc1ff056be7037dacf43116e

Anti-vaccine advocates have for years used foreboding imagery of syringes to paint immunizations as dark and dangerous. But recent vaccine conspiracy theories are casting an air of fear around more mundane things — like cows and lettuce.

In widespread posts online in recent weeks, misinformation purveyors have spread an erroneous narrative that COVID-19 mRNA vaccines are being quietly added to the food supply, threatening staunch vaccine holdouts.