I think you're probably right, that what you don't eat is probably more important that what you do. However, I did change my diet to be very selective, and fel

I think you're probably right, that what you don't eat is probably more important that what you do. However, I did change my diet to be very selective, and felt great. But changing to keto had some additional benefits, the most prominent being a noticeable change in how hungry I felt during the day. It's much easier to go long periods of time without eating when in ketosis.