EF13 Muscle
EF13 Muscle This is the only real draw back to whey isolate as a supplement. Protein is protein whether it is acquired through a supplemental or a traditional diet. Proteins are the building blocks that make up the physical form so the amount of protein that is required for an average person is very high. Even higher is the amount of protein.
https://www.quora.com/Ef13-Muscle-is-a-scam-or-Legit-for-Testosterone