It absolutely speaks to his character. One should probably keep that in mind when evaluating any statement he makes.
By all means, debate "the vertical diet." But bodybuilders and other athletes have been eating beef and rice for decades before this marketer started selling $100 e-books and packaged meals.
I'm with you but if we apply that logic to the entire industry it goes from being a multi, multi, multi billionaire dollar industry to being worth $5 and a pancake. Your second sentence describes the entire industry and frankly most of what we all consume in any industry.