7 Best Protein Powders for Seniors (2025 Guide to Strength & Muscle Health)

Choosing the right protein powder can make a real difference in strength, recovery, and independence as you age. In this 2025 guide, we review seven of the best protein powders for seniors — from whey and plant-based options to collagen, casein, and ready-to-drink shakes — all selected for quality, digestibility, and real-world results backed by physician insight.