When you’re working hard to eat clean, build strength, or maintain a healthier lifestyle, it’s easy to get pulled in by what looks healthy. Labels like “Greek yogurt,” “natural,” or “high-protein” feel like a safe bet. But a quick look at recent research from Harvard Health shows that food marketing often gives us a half-truth. Front labels may shout “fit,” “wholesome,” or “light” while the real nutritional story is buried in small print on the back. Which is why you might be wondering: Is Oikos Greek yogurt healthy? And that’s a fair question. But the bigger truth is that this doesn’t have to do with any specific company. It has…