Some foods get all the glory—think kale, quinoa, blueberries. But others seem to go straight from superfood status one day to nutritional bad boy the next.That seems to be the case with soy. Long celebrated as a health food staple, this ubiquitous legume has been facing serious health questions—such as whether eating soy foods can affect your hormones or even increase your chances of breast cancer. Those claims can be particularly scary for vegetarians and vegans who lean heavily on soy for protein in their diet.So what’s the real scoop on soy? The short answer is that, while you may want to avoid highly concentrated soy-derived supplements, you can keep noshing on tofu and edamame. Researchers and nutritionists still consider soy foods safe and healthful.“Soy is a good source of plant-based protein, which provides all your essential amino acids, plus a variety of vitamins and minerals like potassium, folate, and calcium that support health,” says dietitian Toby Smithson, a spokesperson for the Academy of Nutrition and Dietetics.Soy packs a superstar fat profile (low in saturated fat, high in polyunsatu …