Im a natural body builder and was wondering about products i use, i take whey protein everyday and cycle a creatine (arganine, tyrosine, l-carnatine) ?

Forget supplements.: There are no legitimate studies of any size that warrant supplement use. If eating protein made muscles, everybody in America could benchpress a Cadillac with their pinky finger. Increased muscle mass is only due to resistant training of several hours a day, several days a week for months if not years. High protein diets have long been known to be unhealthy. Many forgot this for a while,