Open Question: Best way to use MRM whey protein isobolic for weight loss?

Hi All, I’m a pretty big guy 330 pounds x-college football player with an athletic build however during the past 2 years I put on some pounds due to eating bad choice foods and not exercising. For the past 2 weeks I have been working out, treadmill and mostly pushups along with avoiding fast food and making better choices when it comes to food. I’m planning on purchasing whey protein