The Ultimate Nutrition Q&A

Expert answers to 25 of your most pressing bodybuilding diet and supplement queries.


At FLEX, the nutrition questions come at us fast and furiously. It’s safe to say that diet know-how is almost every aspiring bodybuilder’s weak point, both because of rampant misinformation in the media, on the web and spread through gyms nationwide, and because it isn’t the simplest of topics in the first place.

What you need are the tools and techniques to shift your body into an anabolic state, that magical place where your body creates new muscle, thus increasing your bodyweight, size and strength. We’ve picked 25 of the top inquiries we’ve received over the years from readers on this very subject, and posed them to our two resident nutrition experts — Chris Aceto and Jim Stoppani, PhD — to provide the information you need to know to grow.

Click NEXT PAGE to see the most important muscle-building questions!