Food labels are a wealth of useful information…but not all of it is trustworthy. Some of what you read on the  bag, box, can or carton your food comes in is little more than slick marketing, so knowing what to believe and what to ignore makes it easier to shop and eat healthfully and nutritiously. If you’re trying to make the best possible choices at the grocery store, be sure to read my latest On Nutrition column in The Seattle Times, “Food Labels: What information can you trust?.”