https://www.cnn.com/2024/08/26/business/walmart-recall-great-value-apple-juice-intl-hnk/index.html
FDA says “the affected product may temporarily cause adverse health consequences but is unlikely to cause serious or irreversible medical issues.”
“Very low levels of inorganic and organic arsenic are found in many food products, according to the National Institutes of Health. Testing is routine, as slightly elevated levels of either form can cause symptoms such as vomiting, abdominal pain, diarrhea, numbness and muscle cramping.”
Wikipedia reports that Paris green, an arsenic compound, was used as an insecticide in the 1860s.
https://en.wikipedia.org/wiki/Paris_green
“In 1867, farmers in Illinois and Indiana found that Paris green was effective against the Colorado potato beetle, an aggressive agricultural pest. Despite concerns regarding the safety of using arsenic compounds on food crops, Paris green became the preferred method for controlling the beetle. By the 1880s, Paris green had become the first widespread use of a chemical insecticide in the world.[16] It was also used widely in the Americas to control the tobacco budworm, Heliothis virescens.[17]”
We are not surprised to learn that much farm land has been treated with arsenic. Or that plants like apples are able to extract arsenic from contaminated soil.