Looking to maximize your protein intake without the confusion? We're flipping the script on how we measure nutritional value by examining protein content per calorie rather than by weight—giving you a practical framework for making smarter food choices. Egg whites emerge as the surprising champion with a whopping 22 grams of protein per 100 calories, essentially functioning as pure protein in water form. Close behind are staples like chicken (19g) and Greek yogurt (18g), while plant options ...