In 1974, CBS dropped its former full name and became known simply as CBS, Inc. The Westinghouse Electric Corporation acquired the network in 1995, renamed its corporate entity to the current CBS Broadcasting, Inc. in 1997, and eventually adopted the name of the company it had acquired to become CBS Corporation.
Three of the most important amino acids in the body are leucine, isoleucine and valine, collectively known as branched-chained amino acids (BCAAs). They are most important in maintaining muscle tissues, preserving muscle glycogen stores and preventing muscle breakdown during strenuous exercise.
I guess that comes down to personal preference, but if you are in the vast majority of supplement users that have added free form amino acid powders in to their daily supplement regimes, you have likely experienced many of the negative side effects that can occur when mixing amino acids.