Whey Protein: Not Just for Muscles—But for Immunity, Longevity, and Healthy Aging Much has been written about whey protein as a recovery tool for athletes, bodybuilders, and gym enthusiasts. But whey’s true value extends far beyond muscle repair. Emerging research highlights whey protein as a powerful ally for immune resilience, metabolic health, and healthy aging—benefits that matter to everyone, not just those lifting weights. Is Whey “Dairy”? Clearing Up a Common Misunderstanding Resistance to whey protein often comes from individuals who are allergic or sensitive to dairy. What’s not widely understood is that whey protein is not the same as dairy. Milk contains two primary proteins: Casein (≈80%) Whey (≈20%) Whey exists in the liquid portion of milk. During cheese production, the solid curds become cheese, while the liquid whey separates. (That liquid you sometimes see floating on top of yogurt? That’s whey.) Historically…