To narrow down the best options, we asked 6 registered dietitians to name their top high-protein post-workout snack picks. Greek YogurtArx0nt / Getty ImagesBy far, the most recommended high-protein post-workout snack by registered dietitians is Greek yogurt. "My favorite high-protein post-workout snack is Chobani’s 20-gram High Protein Greek Yogurt,” Roxana Ehsani, MS, RD, CSSD, sports dietitian, told Health. What Makes a Snack the Best for Post-WorkoutThe perfect post-workout snack provides protein and carbs. Follow Us OnUltimately, the best post-workout snack is one that aligns with your dietary preferences, workout intensity, and schedule.