One question I hear from readers again and again is this: why do health guidelines keep changing? One decade eggs are something we’re warned about. A few years later they’re fine again. Butter is out, then it’s back. Coffee is harmful…until suddenly it’s protective. Salt is the villain, and then…
When we hear the phrase chemical safety limits, it sounds like reassurance. Like someone has already drawn a clear line between what’s harmful and what isn’t. It implies care, oversight, and protection. Most of us are taught to believe that if something is allowed, approved, or within “safe limits,” then…
