23 Oct Does Whey Protein Actually Build Muscle? What the Studies Say
Supplement Notice: These products have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition. Supplements are not a substitute for regular medical checkups or professional healthcare. Do not delay seeking medical evaluation or treatment by taking supplements. Some supplements should not be taken if you are pregnant, nursing, or may become pregnant. Supplements may interact with prescription medications and other drugs — always inform your physician or qualified healthcare provider about any and all supplements you are taking. Always consult your healthcare provider before beginning any new supplement regimen, including protein, especially if you have an existing health condition or take other medications.
Few supplements have been studied as thoroughly as whey protein, and few are surrounded by as much gym lore. Scoop sizes, shaker rituals, the frantic sprint to the locker room to drink a shake before some imaginary window slams shut. Most of that is theater.
The evidence is fairly clear on the core question. Whey protein does support muscle growth, but not because it's special in some magical sense. It's a high-quality, fast-digesting protein that's rich in leucine, and it helps you hit your total daily protein target.