“Superfoods” may be a trendy term, but the idea behind them isn’t new—nutrient-dense ingredients that promote overall health. While no single food holds the key to perfect health, superfoods are a valuable part of a balanced diet. Adding them to school meals can make healthy eating easier (and tastier) for students without overcomplicating the menu.

I can still hear my grandmother in my ear right now: “You grew up strong and healthy because your mother fed you canned green beans and made you drink milk every night.” Obviously, that’s an exaggeration (she was known for those), but she isn’t alone in having strong opinions about the types of food that are best for us—from adolescence to adulthood. We all have those voices in our heads, whether they belong to our family, friends or even the latest social media influencer pushing a new, questionable health trend. The internet is overflowing with advice about what we should be putting in our bodies. One minute, dairy is a crucial source of calcium, the next, it’s your uncle’s sworn enemy...