These days, it’s one of the most persistent messages we get from the healthfood side of the spectrum. Avoid canned food. Avoid processed food. Eat fresh food. It would be a lot easier to accept this as true if they weren’t simultaneously trying to hawk their very expensive alternative foods and ingredients.
So what’s the truth? Are canned foods really bad for you? Or is this an overblown scare campaign attempting to sell more expensive food?
Accusation 1: Canned Foods Contain Bisphenol A (BPA) and That’s Bad
It’s true that BPA is a potentially toxic chemical. It has been linked with estrogen-like effects, leading to stimulation of mammary gland development (and possible breast cancer linkage), decreased testosterone, prostate size increase, alterations in immune function, and neurobehavioral effects. All of these were recognized when Canada called BPA a “dangerous substance.” It has also been linked to possible increases in migraines.