a microwave healthy to eat. we asked god to answer that question she's a science writer a nutrition expert who works in the field of consumer protection. it depends on what kind of food you're preparing in the microwave microwave ovens aren't inherently good or bad. what happens when foods that are good for you are heated in a microwave like broccoli for example. one spanish study that's been circulating online reported that microwaving broccoli destroyed most of its flat annoyed if true that would be problematic. there's evidence that secondary fighter chemicals can help prevent cancer so of course we want to preserve them and.